Table 1.
Sample characteristics (N=636).
| Characteristics | Full sample (N=636a) | Paper-based screening group (n=331a) | E-screening group (n=305a) | P valueb | |
| Recruitment site, n (%) | |||||
| Community-based clinic | 423 (67.8) | 224 (70.0) | 199 (65.5) | .47 | |
| High-risk antenatal unit | 70 (11.2) | 34 (10.6) | 36 (11.8) | ||
| Prenatal class, n (%) | 131 (21.0) | 62 (19.4) | 69 (22.7) | ||
| Age, n (%) | |||||
| <25 years | 88 (13.9) | 50 (15.2) | 38 (12.5) | .51 | |
| 25-34 years | 459 (72.2) | 233 (70.6) | 226 (74.6) | ||
| 35+ | 86 (13.6) | 47 (14.2) | 39 (12.9) | ||
| Income, n (%) | |||||
| Below $40,000 | 97 (15.4) | 52 (15.8) | 45 (14.9) | .81 | |
| $40,000-$79,999 | 139 (22.0) | 75 (22.8) | 64 (21.2) | ||
| $80,000 or more | 395 (62.6) | 202 (61.4) | 193 (63.9) | ||
| Education, n (%) | |||||
| High school or less | 100 (15.8) | 57 (17.3) | 43 (14.2) | .29 | |
| Some postsecondary or more | 531 (84.2) | 272 (82.7) | 259 (85.8) | ||
| Marital status, n (%) | |||||
| Unpartnered | 27 (4.3) | 14 (4.3) | 13 (4.3) | .98 | |
| Partnered | 604 (95.7) | 315 (95.7) | 289 (95.7) | ||
| Ethnicity, n (%) | |||||
| Not white | 169 (26.8) | 91 (27.7) | 78 (25.8) | .60 | |
| white | 462 (73.2) | 238 (72.3) | 224 (74.2) | ||
| Born in Canada, n (%) | |||||
| No | 119 (18.9) | 66 (20.1) | 53 (17.5) | .42 | |
| Yes | 512 (81.1) | 263 (79.9) | 249 (82.5) | ||
| Ever diagnosed with depression, anxiety, or any other kind of emotional concern, n (%) | |||||
| Yes | 164 (25.9) | 86 (26.1) | 78 (25.7) | .91 | |
| No | 470 (74.1) | 244 (73.9) | 226 (74.3) | ||
| Ever treated for depression, anxiety, or any other kind of emotional concern, n (%) | |||||
| Yes | 179 (28.2) | 92 (27.9) | 87 (28.6) | .84 | |
| No | 455 (71.8) | 238 (72.1) | 217 (71.4) | ||
| Pregnant before, n (%) | |||||
| First child | 426 (69.3) | 213 (68.5) | 213 (70.1) | .67 | |
| Not first child | 189 (30.7) | 98 (31.5) | 91 (29.9) | ||
| Weeks gestation, mean (SDc) | 9.00 (6.46) | 8.61 (6.08) | 9.39 (6.80) | .22 | |
| Used fertility treatments to become pregnant, n (%) | |||||
| Yes | 35 (5.5) | 17 (5.2) | 18 (5.9) | .67 | |
| No | 599 (94.5) | 313 (94.8) | 286 (94.1) | ||
| ACEsd score n (%) | |||||
| Score greater than or equal to 4 | 113 (18.0) | 64 (19.5) | 49 (16.3) | .31 | |
| Score less than 4 | 516 (82.0) | 265 (80.5) | 251 (83.7) | ||
| I am comfortable using a computer or laptop, n (%) | |||||
| Very comfortable | 591 (93.7) | 311 (94.5) | 280 (92.7) | .45 | |
| Somewhat comfortable | 36 (5.7) | 17 (5.2) | 19 (6.3) | ||
| Not very comfortable | 4 (0.6) | 1 (0.3) | 3 (1.0) | ||
| I am comfortable using a computer tablet (eg, iPad), n (%) | |||||
| Very comfortable | 530 (84.0) | 280 (85.1) | 250 (82.8) | .64 | |
| Somewhat comfortable | 89 (14.1) | 44 (13.4) | 45 (14.9) | ||
| Not very comfortable | 12 (1.9) | 5 (1.5) | 7 (2.3) | ||
| I am comfortable using a mobile phone, n (%) | |||||
| Very comfortable | 546 (86.5) | 286 (86.9) | 260 (86.1) | .32 | |
| Somewhat comfortable | 70 (11.1) | 38 (11.6) | 32 (10.6) | ||
| Not very comfortable | 15 (2.4) | 5 (1.5) | 10 (3.3) | ||
aSome demographic data missing.
bComparison of control and intervention groups: χ2 statistic used for variables with three or more categories; two-tailed t test used for variables with estimated means.
cSD: standard deviation.
dACEs: adverse childhood experiences.