From: General self-efficacy and posttraumatic stress after a natural disaster: a longitudinal study
IES-R at 6 months Mean (SD) | IES-R at 2 years Mean (SD) | Changes in IES-R (2 years – 6 months) Mean (SD)^{a} | |
---|---|---|---|
1st quartile GPSES (n = 130) | 1.48 (0.96) | 1.33 (0.94) | −0.15 (0.68) |
2nd quartile GPSES (n = 166) | 1.22 (0.79) | 1.21 (0.79) | −0.01 (0.58) |
3rd quartile GPSES (n = 156) | 1.06 (0.74) | 1.01 (0.77) | −0.05 (0.50) |
4th quartile GPSES (n = 165) | 0.85 (0.74) | 0.77 (0.72) | −0.08 (0.51) |
Sign test | F (3, 613) = 15.85, p < .001 | F (3, 613) = 13.56, p < .001 | F (3, 613) = 1.57, p = .20 |
Post hoc | 1 > 2, 3 and 4 | 1 > 3 and 4 | None |
2 > 4 | 2 and 3 > 4 |