Table 2.
Baseline predictors of 12-month data retention.
| Parameters | Baseline (n) | Not retained (n=327), n (%) | Retained (n=2301), n (%) | Odds ratio (95% CI) | P valuea | |
| Age (years) | .18 | |||||
|
|
18-24 | 145 | 24 (16.55) | 121 (83.45) | Reference group |
|
|
|
24-44 | 984 | 121 (12.30) | 863 (87.70) | 1.41 (0.87-2.27) |
|
|
|
45-64 | 1312 | 151 (11.51) | 1161 (88.49) | 1.52 (0.93-2.39) |
|
|
|
>65 | 187 | 31 (16.58) | 156 (83.42) | 1.00 (0.55-1.79) |
|
| Gender | <.001 | |||||
|
|
Male | 545 | 103 (18.90) | 442 (81.10) | 0.52 (0.40-0.67) |
|
|
|
Female | 2083 | 224 (10.75) | 1859 (89.25) | Reference group |
|
| Race | .06 | |||||
|
|
Caucasian | 1908 | 255 (13.36) | 1653 (86.64) | Reference group |
|
|
|
Black/African American | 278 | 21 (7.55) | 257 (92.45) | 1.88 (1.18-3.00) |
|
|
|
Otherb | 442 | 51 (11.54) | 391 (88.46) | 1.18 (0.86-1.62) |
|
| Ethnicity | .93 | |||||
|
|
Hispanic | 222 | 27 (12.16) | 195 (87.84) | 1.02 (0.67-1.55) |
|
|
|
Non-Hispanic | 2406 | 300 (12.47) | 2106 (87.53) | Reference group |
|
| Education | .14 | |||||
|
|
≥High school | 733 | 108 (14.73) | 625 (85.27) | Reference group |
|
|
|
Some college or junior college | 1363 | 161 (11.81) | 1202 (88.19) | 1.29 (0.99-1.67) |
|
|
|
≥Bachelor’s degree | 532 | 58 (10.90) | 474 (89.10) | 1.42 (1.01-1.99) |
|
| Sexual orientation | .12 | |||||
|
|
Heterosexual | 2375 | 286 (12.04) | 2089 (87.96) | 1.42 (1.00-2.04) |
|
|
|
LGBc | 253 | 41 (16.21) | 212 (83.79) | Reference group |
|
| Mental health | .07 | |||||
|
|
Screened positive for MHCd | 1930 | 251 (13.01) | 1679 (86.99) | 1.43 (1.05-1.95) |
|
|
|
Did not screen positive | 574 | 54 (9.41) | 520 (90.59) | Reference group |
|
| Income (US $) | .52 | |||||
|
|
≤20,000 | 735 | 85 (11.56) | 650 (88.44) | 0.89 (0.69-1.16) |
|
|
|
>20,000 | 1892 | 242 (12.79) | 1650 (87.21) | Reference group |
|
| Location | .85 | |||||
|
|
Metropolitan or micropolitan | 2635 | 293 (12.39) | 2072 (87.61) | 0.94 (0.64-1.39) |
|
|
|
Small town or rural | 246 | 32 (13.01) | 214 (86.99) | Reference group |
|
aAdjusted for false discovery rate.
bAsian, Native American, Native Hawaiian, more than one race.
cLGB: lesbian, gay, or bisexual.
dMHC: mental health condition.