Table 1.
Baseline demographics
| Variable | PST | EVO (iPad) | HT (iPad) | EVO (iPhone) | HT (Android) |
|---|---|---|---|---|---|
| Age | 34.91 (12.33) | 33.37 (10.87) | 33.56 (12.27) | 30.33 (11.11) | 32.41 (10.26) |
| Education | |||||
| <12 years | 39 (18.48) | 31 (14.83) | 36 (17.48) | 52 (21.85) | 77 (32.91) |
| College | 133 (63.03) | 129 (61.72) | 122 (59.22) | 148 (62.18) | 125 (53.42) |
| Graduate | 39 (18.48) | 49 (23.44) | 49 (23.30) | 38 (15.97) | 32 (13.68) |
| Income+ | |||||
| $20 000 or less | 42 (35.00) | 31 (35.23) | 39 (31.71) | 73 (53.28) | 79 (58.96) |
| $20 000–$40 000 | 32 (26.67) | 21 (23.86) | 30 (24.39) | 37 (27.01) | 34 (25.37) |
| $40 000–$60 000 | 26 (21.67) | 17 (19.32) | 17 (13.82) | 18 (13.14) | 14 (10.45) |
| $60 000–$80 000 | 6 (5.00) | 9 (10.23) | 18 (14.63) | 7 (5.11) | 4 (2.99) |
| $80 000–$100 000 | 6 (5.00) | 3 (3.41) | 7 (5.69) | 1 (0.73) | 1 (0.75) |
| $100 000+ | 8 (6.67) | 7 (7.95) | 12 (9.76) | 1 (0.73) | 2 (1.49) |
| Number of females | 160 (75.83) | 161 (77.03) | 173 (83.98) | 198 (83.19) | 172 (73.50) |
| Per cent of minority | 83 (39.34) | 87 (41.63) | 82 (39.81) | 94 (39.50) | 110 (47.01) |
| Marital status | |||||
| Single | 118 (55.92) | 112 (53.59) | 118 (57.28) | 164 (68.91) | 150 (64.10) |
| Married | 62 (29.38) | 73 (34.93) | 68 (33.01) | 53 (22.27) | 53 (22.65) |
| Divorced/separated/widowed | 31 (14.69) | 24 (11.48) | 20 (9.71) | 21 (8.82) | 31 (13.25) |
| Psychiatric | |||||
| PHQ-9 | 13.76 (4.91) | 13.51 (5.06) | 13.64 (4.90) | 13.61 (5.02) | 15.01 (5.23) |
| GAD | 10.36 (4.97) | 9.15 (4.92) | 10.39 (5.32) | 10.54 (5.53) | 10.38 (5.46) |
| NIAAA | 3.20 (2.54) | 3.03 (2.24) | 3.40 (2.31) | 3.34 (2.35) | 2.98 (2.43) |
| Mania Hx | 22 (14.57) | 15 (11.90) | 20 (14.71) | 25 (16.03) | 25 (15.15) |
| Psychosis Hx | 2 (1.32) | 1 (0.79) | 3 (2.21) | 3 (1.92) | 3 (1.82) |
| Using other health apps | 128 (87.67) | 105 (84) | 116 (86.57) | 124 (79.49) | 125 (77.64) |
| Per cent of rural | 5 (2.37) | 3 (1.44) | 7 (3.40) | 9 (3.78) | 5 (2.14) |
| In treatment | 84 (57.5) | 64 (52.5) | 74 (56.5) | 84 (55.3) | 81 (50.9) |
Mean (SD) for continuous variables; number (percentage) for categorical.
HT, health tips; Hx, medical history; PHQ, Patient Health Questionnaire; PST, problem solving therapy.