2.
Characteristics of Sample Completing the Full 11-Week Interview (n = 661)
| Variables | Value Mean (SD) |
| Continuous | |
| Maternal age (years)1* | 29.99 (5.3) |
| Preconception health* (1=poor/fair to 4=excellent) | 3.10 (0.8) |
| Health services used, $† | 293 (648) |
| Available social support† (summary score: 5 = none of the time to 25 = all of the time) | 20.89 (3.8) |
| Perceived control over home and work*‡ (1=no/little control to 4=complete control) | 2.58 (0.9) |
| Job satisfaction (1 = very dissatisfied to 4=very satisfied)‡ | 3.31 (0.8) |
| Discrete | Frequency (%) |
| Married or partnered† | 585 (88.5) |
| College educated* | 318 (48.1) |
| White* | 568 (85.9) |
| Meets state threshold for poverty status* | 81 (12.3) |
| Prenatal mood problems2* | 307 (46.4) |
| Primiparous* | 301 (45.5) |
| Any breastfeeding† | 346 (52.3) |
| Infant girl3* | 332 (50.2) |
| Employment status (back to work at 11 weeks postpartum)† | 327 (49.5) |
| Occupational classification† | |
| Blue collar/service | 94 (14.2) |
| Clerical | 248 (37.5) |
| Professional | 319 (48.3) |
| Job always or usually stressful‡ | 172 (26%) |
| High job-related psychological demands† | 347 (52.5) |
| High job-related decision latitude† | 348 (52.6) |
| Supportive supervisor‡ | 601 (90.9) |
| Supportive coworkers‡ | 652 (98.6) |
| Colicky baby†‡ | 45 (6.8) |
* Data collected at enrollment in the hospital.
‡ Data collected by telephone at the 5-week postpartum interview.
† Data collected by telephone at the 11-week postpartum interview.