University of Florida Survey Research Center Bureau of Economic and Business Research (BEBR) • Established in 1929 • Population Program (State estimates and Projections) • Publications (Florida Statistical Abstract) • Economic Analysis (Ad hoc studies, such as Florida Price of Living Index) • University of Florida Survey Research Center (Established 1979) Some of Our Clients Selected Health Related Surveys Survey Population BRFSS Cell Phone Survey FL Cell Phone users College of PHHP--CAHPS: Eval. Medicaid for Reform Implementation Plan Children enrolled in Medicaid from Broward, Duval, Baker, Clay and Nassau counties Sample Type Completed Interviews Number of Attempts Total Sample Released Total Number of Calls Response Rate Refusal Rate % of Refusals Converted RDD Cell Phone 300 12 7,200 24,569 0.32 0.22 3.00% Listed 3091 21 14,695 68,006 0.38 0.07 14.43% Listed 422 13 3,357 13,188 0.62 0.08 6.45% Listed 3714 20 18,397 72,553 0.72 0.06 16.85% Listed 2205 15 20,000 94,521 0.37 0.07 2.52% FL ICHP--FL KidCare eval. Adults who received substance abuse treatment from state Children enrolled in a Medicaid HMO FL children (11-18 yrs old) Children enrolled in FL KidCare Listed 1714 31 7,859 70,600 0.57 0.15 9.64% FL ICHP--Eval. health care in Partners in Care Children enrolled in PIC(terminally ill children) Listed 140 33 352 2,904 0.76 0.12 23.75% TX STAR+PLUS--Eval. elderly Medicaid enrollees with disabilities Adults enrolled in STAR+PLUS Listed 955 34 9,128 47,618 0.26 0.14 13.80% Listed 422 11 3,953 14,507 0.66 0.07 7.69% Listed 4004 20 22,209 90,889 0.66 0.12 15.08% Listed 2255 50 20,133 173,000 0.77 0.05 11.65% FL DCF --Eval. substance abuse programs FL AHCA--Report Card FL DOH--Eval. antitobacco program FL AHCA--Report Card Adults who received substance abuse treatment from state Children enrolled in a Medicaid HMO TX STAR--Medicaid HMO health care eval. Adults in a Medicaid HMO under TX STAR FL DCF --Eval. substance abuse programs Organizational Chart Director : Chris McCarty Application Developer: Eric Lavigne Project Manager: Scott Richards Field Director: Gene Averkiou Project Manager: Mark Girson Payroll & Personnel: Stefanie Jones Department Supervisors and Graduate Assistants Hiring – Scheduling – Training – Mentoring – Attendance Translation – Programming –Evaluations Interviewers Refusal converters – Spanish interviewers – General interviewers – Mentors – Supervisor Assistants Breakdown of OPS Staff • • • • • 11 Supervisors ($13.00/hr) 10 Assistant Supervisors/Interviewers ($9.00) 15 Refusal Convertors ($9.50/hr) 25 Spanish Speaking Interviewers ($9.00/hr) 100-150 General Interviewers ($8.50/hr) – Bonus based on productivity for interviewers and listening to recordings for supervisors Refusal convertors • Our most skilled interviewers – Higher pay, higher productivity standard – Allowed to call our most difficult cases • Promotion process – Minimum of 208 hours of interviewing – Maintained higher productivity standards consistently for last 40 hours – No penalty boxes in last two months Shift Staffing • 1 Shift Supervisor • 0-4 Assistant Supervisors • 0-5 Mentors Hours of Operation • Mon-Friday 9am-12am • Saturday 12pm-9pm • Sunday 3pm-12am FACILITIES Recently expanded location Dedicated network backbone Security • Building security guards and alarm system • Dedicated on-site servers kept in a locked room • Off-site backups to prevent data loss • Virus and malware detection • All network infrastructure protected with filtered power and battery backup • Unauthorized access detected 24 hours a day, seven days a week by IT staff Telephone system • • • • • 93 telephone interviewing stations 69 outgoing lines with VOIP overflow option Extra server in case first server fails Asterisk VOIP software Reducing background noise – Headsets – Noise absorbent dividers and ceiling OTHER SERVICES • Focus Groups • Data entry • Transcription Software • Wincati – Sample management software (Sawtooth) • Ci3 – Questionnaire authoring software (Sawtooth) • Scheduler – Lab management software WINCATI Sample Management Software Survey Specifications Example Record Disposition Report Response Rate • Proportion of completed interviews out of all eligible respondents • What is eligible? – Listed sample -- All cases may be eligible – RDD sample – There are rules to determine which cases to count AAPOR RR1 I RR1 ( I P) ( R NC O) (UH UO) • • • • • • • I = Complete interview P = Partial interview R = Refusal and break-off NC = Non-contact O = Other UH = Unknown if household/occupied housing unit UO = Unknown, other Monthly survey response rates by county Ci3 Questionnaire Authoring Software Lab Management and Quality Control Scheduler Interviewers receive feedback Reviewing recorded calls Reviewing call recordings • Automatically select random calls – targeted at mistakes and policy violations • Supervisors listen to and evaluate calls • Determine whether interviewer correctly described the outcome of the call • Check for policy violations Real-time call monitoring • Assistant supervisors listen to calls during a shift • Evaluate six skills: verbatim, probing, clarifying, feedback, pace, and voice • Meet with interviewer during same shift to discuss their performance Real-time call monitoring Miscoding Penalty Box • Receive penalty box for one call with low rating on call skills • Can also receive penalty boxes for frequently choosing the wrong description of a call’s outcome • May be terminated for third penalty box Productivity Top performer This interviewer needs help Measuring employee productivity • Compare completed interviews per hour to average for survey • Average across time spent on each survey • Interviewer score calculated over large 45-day window to smooth out bad days • Survey average calculated over smaller 15-day window for higher accuracy Rewarding top performers • Productivity incentive for keeping score above 100% • Incentive proportional to hours worked and how far above 100% • Some top performers earn over $600 in productivity incentives for a 2-month incentive period Penalty box • Required to keep productivity score above – 84% for general interviewers – 91% for spanish-speaking interviewers – 107% for refusal convertors – 117% for spanish-speaking refusal convertors • Hold most skilled to higher standard • Meet with supervisor after second box • Terminated or demoted after third box How Much Does A Survey Cost? Negotiating a survey • Estimate productivity per interviewer hour • We try to get $26 per interviewer hour • A survey where we complete one interview per hour costs $26/complete • A survey where we complete one interview every two hours costs $52/complete Relation between hours worked and cost per hour Price per interviewer hour we must charge to break even 600 500 400 300 200 100 Total interviewer hours worked 96000 91000 86000 81000 76000 71000 66000 61000 56000 51000 46000 41000 36000 31000 26000 21000 16000 11000 6000 0 1000 Price per interviewer hour 700 Survey Cost Structure • Major factors that influence Survey Costs include: – – – – – Population Mode Length Sample Subject/Salience Survey Mode Characteristics 2010 Surveys by Mode Results from AASRO survey Telephone survey projects Mail survey projects Web survey projects In-person survey projects Mail and web projects Telephone and mail projects In-person and telephone projects In-person and mail projects Telephone and web projects Mean number of projects NonMembers members 11.8 9.1 4.0 1.3 7.7 3.0 1.5 1.0 2.2 1.1 1.6 0.4 1.0 0.3 0.7 0.1 1.2 1.3 Proportion (%) of all projects NonMembers members 35 51 12 7 23 17 4 6 6 6 5 2 3 2 2 1 4 7 Mean number of projects Small 10.4 2.4 4.8 0.7 1.6 1.0 0.4 0.1 1.3 Big 16.8 6.2 11.4 2.4 3.1 2.2 2.3 1.9 1.6 Proportion (%) of all projects Small 43 10 20 3 7 4 2 0 5 Big 33 12 22 5 6 4 4 4 3 Effect of Population on Cost • How easy is it to identify, locate and/or select the group being studied? • Survey of the Elderly (Elder) Statewide study of Florida Seniors Selection & screening: simple $38/complete Cost per Com plete $60 $55 $50 $40 $38 $30 Oral Cancer Awareness (Port9) Oversamples African Americans, age 25+ in selected counties Selection & screening: challenging $55/complete $20 $10 $0 Port 9 Elder Effect of Length on Cost • Generally, a shorter survey = lower costs • Survey of Star Plus program members (Star) 36 min $53/complete Cost per Com plete $60 $53 $50 $40 $30 $26 • Consumer Confidence Index (CCI) 11 min $26/complete $20 $10 $0 St ar CCI Effect of Mode on cost • Type of survey– telephone, mailout, etc.-- affects survey cost. Effect of Mode on Cost $30 $28 $25 • Dept. of Fine Arts Evaluation Web survey $10/complete $20 $15 • FL Dept of Transportation Survey of Drivers Telephone $28/complete $10 $10 $5 $0 Art s FDOT Effect of Subject/Salience on Cost What is the survey about? How important is it to the respondent? Surveys with threatening questions (disability, alcohol abuse, etc.) may increase costs. Effect of Subject on Cost $80 $75 $70 Florida BRFSS Subject: Health practices & care Inc. threatening questions $75/complete $60 $50 $40 $30 $25 CAHPS Subject: Health care No threatening questions $23.50/complete $20 $10 $0 BRFSS CAHPS Effect of Sample on Cost Sample type (Random Digit Dial vs. Listed sample) and quality can substantially affect costs. Records per com plete 12 10 10 8 HMO Report Card Survey (HMO) Listed sample 3.2 recs/comp. 6 4 Consumer Confidence Index (CCI) Random Digit Dial 10 recs/comp. 3.2 2 0 HMO CCI Sampling Telephone survey sampling schemes RDD – random digit dialing • Numbers are created using information about existing area codes (GENESYS) • Best for obtaining a representative sample • Less productive than listed sample SAMPLING SCHEMES Targeted RDD sample • Overlay U.S. census tracts with working telephone banks • Targets specific subgroups • Regions • Ethnic groups • Levels of income SAMPLING SCHEMES • Predetermined lists • Efficient • Cost effective • Quality depends on the frequency of updates Sample size estimate H z p(1 p) n 1.96 .5(1 .5) n Margin of error Margin of Error by Sample Size 1 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 1 101 201 301 401 501 601 Sample size 701 801 901 1 n Do Not Call Lists • National Do Not Call Registry (www.donotcall.gov) • Only calls that solicit the sales of goods or services are covered • Surveys and charities are exempt • Respondents usually do not know that Common sources of lists • Telephone numbers and households listed in telephone directory – Can pull national sample – Unlisted numbers vary a lot by geographic area and respondent characteristics • Drivers licenses from state Department of Motor Vehicles – Must select samples by state, and states vary in laws regarding drivers licenses – Data may be old as people move without informing Department of Motor Vehicles – Nor every one drives and there are biases (old and young, people in urban settings with public transportation and high insurance costs) Common sources of lists (continued) • Voter Registration – Potentially more updated than driver’s license database – Not everyone votes – potentially very biased unless survey concerns potential voters • Lists from behavioral surveys and credit card evaluation – Usually expensive – Can often select people with particular characteristics (e.g. smokers) – Potentially biased based on source • Member and User Lists such as patient records, HMO membership, recipients of Temporary Assistance for Needy Families (TANF) – Source is often variable in maintaining records (e.g. HMOs do not have common database practices for recording membership data) Telephone sample options and costs • $300 minimum on all orders • Random Digit Dialing (RDD) uncleaned – $.04/record • RDD with business purging from yellow pages – $.05/record • RDD with business purge and attended dialing using automated detection – $.09/record • Claritas Modeled data • Experian Behavior Bank – $.35/record Example: Consumer Confidence Survey What is Consumer Confidence? • Telephone survey based measure calculated each month from the responses of approximately 500 Florida households • Designed to predict consumer spending which accounts for 70% of Gross Domestic Product (GDP) • Barometer of public opinion about economy How is consumer confidence measured? Consumer Sentiment from the University of Michigan Consumer Confidence from the Conference Board • 500 Random Digit Dial telephone interviews a month across the U.S. • Approximately 3,500 mail out surveys each month across the U.S. • Preliminary release second Friday, final release last Friday • Released last Tuesday The University of Florida Survey Research Center uses the University of Michigan method for Florida, but releases the results the last Tuesday of each month Comparison of Index Questions University of Michigan Index of Consumer Sentiment Conference Board Consumer Confidence Index Current Conditions Overall Buying Conditions Business Conditions in Area Current Personal Financial Condition Current Job Availability in Area Future Expectations Business Conditions Over Next 12 Months Business Conditions in 6 Months Business Conditions Over Next 5 Years Job Availability in Area in 6 Months Personal Financial Condition in 12 Months Total Family Income in 6 Months Comparison of U.S. Consumer Sentiment and Consumer Confidence 120.0 160.00 140.00 100.0 120.00 80.0 100.00 60.0 80.00 60.00 40.0 40.00 20.0 20.00 Consumer Sentiment Consumer Confidence Jan-10 Jan-08 Jan-06 Jan-04 Jan-02 Jan-00 Jan-98 Jan-96 Jan-94 Jan-92 Jan-90 Jan-88 Jan-86 Jan-84 Jan-82 Jan-80 0.00 Jan-78 0.0 Comparison of Florida and U.S. Consumer Sentiment What are some drivers of Consumer Confidence? • Economic Shocks • Prices • Stocks • Employment Our Survey Design • Approximately 5,000 Random Digit Dial phone numbers released each month • Phone numbers are released proportionate to households by county • A preliminary consumer confidence release is made the last Tuesday of each month with at least 400 completed interviews • By the end of the month we collect at least 500 interviews • Faculty can add questions to our monthly survey News sources that have used our data