Successful customer intercept interview recruitment outside small and midsize urban food retailers

BMC Public Health

Table 2 Response rates by store and shift characteristics

	Number Eligible/ Hour	Surveys Collected/ Hour	Response Rate
Total	13	4.5	35 %
Store Type^a
Corner/small grocery store	7	3.4	47 %	a
Food-gas mart	17	5.6	32 %	b
Dollar Store	11	5.0	46 %	a
Pharmacy	17	4.5	26 %	c
Neighborhood SES^b
Higher	12	4.3	35 %	a
Lower	14	5.0	36 %	a
Data Collection Day and Start Time
Weekday morning (9:00 am-10:59 am)	11	4.0	36 %	ab
Weekday mid-day (11:00 am-12:59 pm)	14	4.5	33 %	ab
Weekday mid-afternoon (1:00 pm-3:59 pm)	13	4.7	36 %	ab
Weekday rush hour (4:00 pm-5:59 pm)	14	5.5	40 %	a
Weekend (10:30 am - 16:59 pm)	13	4.1	32 %	b
Weather on Day of Data Collection
Temp Midpoint < 10 °C	11	4.8	34 %	a
Temp Midpoint 10–15.5 °C	12	4.3	36 %	a
Temp Midpoint ≥15.6 °C	13	4.5	35 %	a
No Precipitation	13	4.6	35 %	a
Any Precipitation	12	4.3	36 %	a

Notes: Response rates that share a letter within each categorical variable are not significantly different at p < 0.05
^aData collected at one general retail store were excluded from the analysis by store type
^bSES is socioeconomic status. Higher SES neighborhoods refer to census tracts in which >50 % of families lived below 185 % of the federal poverty level. Lower SES neighborhoods refer to census tracts in which ≤50 % of families lived below 185 % of the federal poverty level

ISSN: 1471-2458