Table 2.
Comparison of scale scores for depressive symptoms between the negative and positive groups.
| Scale (Range of Score) | Cronbach’s Alpha Coefficient | Depressive Symptoms *1 | p-Value | Effect Size d or r | Difference of 95% CI | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Negative | Positive | |||||||||||
| n | M | SD | n | M | SD | Lower | Upper | |||||
| The FPAM scale *2 | ||||||||||||
| Caring for a child (3–12) | 0.86 | 154 | 5.3 | 2.1 | 134 | 6.1 | 2.4 | 0.004 | 0.36 | −1.29 | −0.24 | |
| Giving birth to a baby (3–12) | 0.65 | 154 | 6.6 | 1.7 | 134 | 7.0 | 1.8 | 0.041 | 0.29 | −0.83 | −0.02 | |
| Self-esteem (10–40) | 0.71 | 154 | 24.2 | 4.3 | 134 | 22.7 | 4.5 | 0.003 | 0.36 | 0.55 | 2.60 | |
| Self-efficacy (0–16) | 0.80 | 154 | 6.5 | 3.9 | 134 | 5.4 | 3.6 | 0.016 | 0.29 | 0.20 | 1.99 | |
| Perception of radiation risk (2-item score: 2–8) | — | 154 | 4.8 | 1.3 | 134 | 4.6 | 1.4 | 0.161 | 0.15 | −0.09 | 0.52 | |
| Delayed effects (1–4) *3 | — | 154 | 2.0 | 134 | 2.0 | 0.100 | 0.10 | — | — | |||
| Genetic effects (1–4) *3 | — | 154 | 2.0 | 134 | 2.0 | 0.427 | 0.05 | — | — | |||
*1 Participants in the positive group for depressive symptoms scored 1 or 0 for any of the 5 World Health Organization-Five Well-Being Index items or had an overall score of <13. Number of missing data: FPAM = 5, self-esteem = 2, self-efficacy = 8. *2 FPAM = Fukushima Future Parents Attitude Measure. *3 We conducted a Mann-Whitney U test and calculated the median.