Table 1.
Demographic characteristics of study participants
|
All participants (N = 926) |
Light users (n = 296) |
Moderate users (n = 311) |
Heavy users (n = 319) |
|
|---|---|---|---|---|
| Total screen time (minutes per day)* | 690 (480–916.25) | 420 (328.50–480) | 675 (615–750) | 1050 (900–1290) |
| Age* | 34 (28–45) | 34 (28–45) | 35.5 (28–49) | 32 (27–41.25) |
| Sex | ||||
| Male | 44.9 | 42 | 45.8 | 46.5 |
| Female | 55.1 | 58 | 54.2 | 53.5 |
| Race/ethnicity* | ||||
| Non-Hispanic White | 72.7 | 78.2 | 76.8 | 63.7 |
| Hispanic | 7.7 | 7.1 | 7.7 | 8.2 |
| African-American | 8.6 | 4.8 | 6.5 | 14.2 |
| Asian or Pacific Islander | 8.4 | 7.8 | 6.5 | 10.7 |
| Native American | 2.6 | 2.0 | 2.6 | 3.2 |
| Employment | ||||
| Full-time (≥ 35 h/wk) | 63.5 | 60.0 | 61.9 | 68.2 |
| Part-time (< 35 h/wk) | 17.0 | 16.6 | 18.7 | 15.7 |
| Not currently employed/retired | 19.5 | 23.4 | 19.4 | 16.0 |
| Income | ||||
| Less than 30,000 | 21.8 | 17.6 | 20.6 | 26.7 |
| 30,000 – 59,999 | 42.1 | 45.8 | 41.6 | 39.3 |
| More than 59,999 | 36.1 | 36.6 | 37.7 | 34.0 |
| Education | ||||
| Less than high school | 0.5 | 0.3 | 0.3 | 0.9 |
| High school/ GED/some college | 36.4 | 35.9 | 37.2 | 36.0 |
| Associate’s degree | 12.1 | 12.5 | 12.3 | 11.4 |
| Bachelor’s degree | 37.4 | 34.2 | 38.2 | 39.4 |
| Graduate or professional degree | 13.7 | 16.9 | 12.0 | 12.3 |
| Marital status | ||||
| Single (never married) | 31.3 | 27.8 | 31.1 | 34.7 |
| Married or in a committed relationship | 60.5 | 66.1 | 60.2 | 55.5 |
| Separated or divorced | 6.4 | 4.4 | 6.8 | 7.9 |
| Widowed | 1.8 | 1.7 | 1.9 | 1.9 |
Note. Descriptive statistics are presented as medians and interquartile ranges for continuous variables and as proportions for categorical variables. Categories shown were created based on total screen time; light users ≤33.33th percentile, moderate users > 33.33th, 66.66th < percentiles, and heavy users ≥66.66th percentile. *Groups significantly different at alpha < 0.05