Survey Research Operations Survey Research Center Institute for Social Research 1 Using Audit Trail Data for Interviewer Data Quality Management Haoyu Gu, Mick Couper, Nicole Kirgis, Sharon Parker, Sarrah Buageila University of Michigan Survey Research Center May 18, 2013
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Using Audit Trail Data for Interviewer Data Quality Management · 2015. 1. 28. · Survey Research Operations Survey Research Center Institute for Social Research 1 Using Audit Trail
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Survey Research OperationsSurvey Research CenterInstitute for Social Research
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Using Audit Trail Data forInterviewer Data Quality
*This NSFG is carried out under a contract with the CDC’s National Center for Health Statistics,Contract # 200-2000-070012006 (for 2006-2010) and Contract # 200-2010-33976 (for 2010-).
The NSFG DashboardEffort
Interviewer’s WorkingDaily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main and
Screener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Hours
% Productivity
Calls/Day
Calls/Hour
% Peak Calls
Screener/Main Calls
Active SampleDaily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main and
Screener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
0
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
% Occupied
% Eligible
% Nonworked
Noncontacts
Mean Calls
% 8+ Calls
% Locked Bldgs
% Resistant
% Hard Appt.
Propensity
ProductivityDaily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main and
Screener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Interviews
Cumulative Interviews
Hours/Interview
Calls/Interview
Data Set BalanceDaily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main and
Screener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Daily Main and Screener HPI (total hours/ total I'ws) and 7-day Moving Average Main andScreener HPI by Day of Survey
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1 8 15 22 29 36 43 50 57 64 71 78Q1 7-day Average Main HPI Q3 Daily Main HPI Q2 7-day Average Main HPIQ1 7-day Average Scrn HPI Q3 Daily Scrn HPI Q2 7-day Average Scrn HPIQ3 7-day Average Screener Q3 7-day Main HPI
Phase 1 Phase 2
Response Rate
% With Kids
% Sexually Active
Group Rates
CV Group Rates
Survey Research OperationsSurvey Research Center ▪ Institute for Social Research
CAPI and Audit Trail Data• CAPI – Computer-Assisted Personal Interviewing• ACASI – Audio Computer-Assisted Self-Interviewing
• Audit Trail data▪ Key strokes▪ Timing between key strokes▪ Can be played back
Survey Research OperationsSurvey Research Center ▪ Institute for Social Research
Data Sources• Audit Trail data collected during NSFG previous
cycle and current cycle
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Interviewer 1
Field1 Visit 1Field2 Visit 1Field3 Visit 1
…Field1 Visit 2Field x Visit y
….
Interviewer 2
Interview 1
Interview n
Interview 1
Interview m
Field1 Visit 1Field2 Visit 1Field6 Visit 1
…Field2 Visit 2Field j Visit k
….
Interview 2…
Interview 2…
Survey Research OperationsSurvey Research Center ▪ Institute for Social Research
Interviewer Level Indicators
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• Nine individual indicators▪ Field time▪ Error escapes▪ Error suppressions▪ Error jumps▪ Backups▪ Don’t know responses▪ Refused responses▪ Help key used▪ Remarks used
Error Checks
Survey Research OperationsSurvey Research Center ▪ Institute for Social Research
Variable Reduction
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• Principle Component Analysis
• Based on 22,565 completed interviews collectedduring 2006-2010
• Based on seven indicators• Use oblique rotation• Keep three factors
Survey Research OperationsSurvey Research Center ▪ Institute for Social Research
Variable ReductionFactors Loading Name in dashboard
Factor1 Field Time (High)
Backup (High)
Error Jumps (Medium )
Error Escape (Medium)
Too Fast
Factor2 Error Suppression (High)
Error Escape (Medium)
Error Jump (Medium)
Many Error Checks
Factor3 Don’t Know (High)
Refusal (High)
Many DK/RF
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Survey Research OperationsSurvey Research Center ▪ Institute for Social Research
Dashboard Layout
• Three factors• Z-score for 9 individual indicators• ~40 Interviewers• Every 2 weeks
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Dashboard Layout
• Highlight outliers
• Comparison across interviewers and over time
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Dashboard Layout
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Survey Research OperationsSurvey Research Center ▪ Institute for Social Research
Interviewer Evaluation andIntervention
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Interviewer Evaluation andIntervention
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Survey Research OperationsSurvey Research Center ▪ Institute for Social Research
Interviewer Evaluation and Intervention
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Survey Research OperationsSurvey Research Center ▪ Institute for Social Research
Summary• The data quality dashboard has been used to
▪ Identify outlying interviewer▪ Monitor the change of the interviewer performance▪ Identify problematic cases
• Future work▪ Improve usability of the dashboard▪ Separate ACASI section▪ Monitor section level indicators▪ Monitor case level indicators
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Survey Research OperationsSurvey Research Center ▪ Institute for Social Research
References• Groves, R. M., Mosher, W. D., Lepkowski , J. M., Kirgis, N. G., 2009. Planning and
Development of the Continuous National Survey of Family Growth., Vital and healthstatistics, Series 1, Programs and Collection Procedures, Number 48, 09/2009
• Lepkowski, J. M. , Mosher, W. D. , Davis Karen E , Robert M Groves, John Van Hoewyk,2010. The 2006-2010 National Survey of Family Growth: sample design and analysis of acontinuous survey. Vital and health statistics. Series 2, Data evaluation and methodsresearch, Number 150, 06/2010;
• Couper, M.P., Sadosky, S.A., Hansen, S.E., 1993. “Measuring Interviewer Performanceusing CAPI”, p.845-850 in Proceedings of the Joint Statistical Meeting of the AmericanStatistical Association, Section on Survey Research Methods. Alexandria, VA: AmericanStatistical Association.
• Couper, M.P. Hansen, S.E. and Sadosky, S.A., 1997. “Evaluating Interviewer Performance ina CAPI Survey.” In Survey Measuerment and Process Quality, edited by L.E. Lyberg, P.P.Bierer, M. Collins, E.D. de Leeuw, C. Dippo, N. Schwarz, and D. Trewin. New York: JohnWiley
• Hansen, S. E., Marvin, Theresa, 2001. “Reporting on Item Times and Keystrokes fromBlaise Audit Trails”, 7th International Blaise Users Conference ,Washington DC.
• Ho P., Smith L., Chan W., Kang S., Tan L., 2005, SASifying CAPI Audit Trails for Analysis,Federal Committee on Statistical Methodology Conference Papers
• Mockovak W. , Powers R., 2008, The Use of Paradata for Evaluating Interviewer Trainingand Performance, Proceedings of the Joint Statistical Meeting of the American StatisticalAssociation, Section on Survey Research Methods
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Survey Research OperationsSurvey Research Center ▪ Institute for Social Research