Table 2.
Descriptive information for maternal measures and change over time
| 24-26 wksa M (SD) |
27-29 wksb M (SD) |
30-32 wksc M (SD) |
33-35 wksd M (SD) |
36-38 wkse M (SD) |
t * | p value | |
|---|---|---|---|---|---|---|---|
| Salivary cortisol (ug/dl) | 0.18 (0.09) | 0.20 (0.10) | 0.20 (0.10) | 0.22 (0.13) | 0.25 (0.11) | 5.56 | < 0.001 |
| Psychological factors | |||||||
| Trait anxiety | 31.19 (6.64) | 31.68 (7.79) | 31.17 (7.65) | 31.41 (8.45) | 31.94 (8.02) | 1.08 | 0.283 |
| Depressive symptoms | 6.06 (4.65) | 8.71 (7.85) | 8.93 (7.26) | 9.25 (7.28) | 10.33 (7.10) | 6.80 | < 0.001 |
| Pregnancy-specific hassles | 1.37 (0.43) | 1.38 (0.43) | 1.42 (0.48) | 1.40 (0.46) | 1.43 (0.43) | 1.30 | 0.196 |
| Emotional well-being | 13.01 (2.92) | 12.83 (3.31) | 12.52 (3.33) | 12.36 (3.63) | 12.24 (3.50) | −2.76 | 0.007 |
| Pregnancy-specific uplifts | 2.31 (0.47) | 2.34 (0.46) | 2.44 (0.45) | 2.38 (0.48) | 2.40 (0.46) | 2.38 | 0.019 |
a
n = 105-107
b
n = 98-100
c
n = 94
d
n = 98-101
e
n = 86-87
*
n = 112 for hierarchical linear modeling (HLM) test of change over time