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Table 1 Participant demographics and smartphone and app usage

From: A qualitative study of user perceptions of mobile health apps

All participant demographics and smartphone and app usage
Gender
 Female n = 30 (65%)
Agea M = 37.2, SD = 15.7
 18–25 years old n = 17 (40%)
 26–50 years old n = 15 (36%)
 Over 50 years old n = 10 (24%)
Race
 Caucasian n = 27 (61%)
 Asian n = 10 (23%)
 African American n = 6 (14%)
 Hispanic n = 1 (2%)
Participants with prior health app usageb n = 25 (57%)
Phone type
 iOS n = 27 (61%)
 Android n = 15 (34%)
 Blackberry n = 2 (5%)
Average number of appsc 31–40
Average length of smartphone usage 32 months
Average number of apps used weeklyd 6–10
Average daily app usagee 61–90 min
Participants who never paid for an app n = 34 (77%)
Characteristics of focus group participants
  Students Non-Students
 Number of focus groups 2 4
 Gender 11 female; 6 male 18 female; 4 male
 Age 18–23 years 30–67 years
 Education level Some high school to post graduate education
Characteristics of interview participants
 Number of interviews 5
 Gender 1 female; 4 male
 Age 34–56 years
 Education level Some college or technical schooling
  1. aTwo participants did not disclose age
  2. bAlthough after later 2014, most smart phones have pre-installed health apps, data of this study was collected in early 2014, and thus almost half of the participants did not have health apps
  3. cParticipants were asked to indicate number of apps they owned based on a provided scale. This scale included a range of number of apps (for example: 1–5, 6–10, etc.) This number indicates the average range selected by participants
  4. dParticipants were asked to indicate number of apps used weekly based on a provided scale. This scale included a range of number of apps (for example: 1–5, 6–10, etc.) This number indicates the average range selected by participants
  5. eParticipants were asked their average daily app use based on a provided scale. This scale included a range of minutes (for example: 0–30, 31–60, etc.) This number indicates the average range selected by participants