Table 4 Decisional conflict, knowledge, indecisive attitudes toward NIPT, and interest in genetics pre-, post-intervention, and follow-up
|  |  | Time effect P value | Two points’ comparison | ||
|---|---|---|---|---|---|
(Post hoc) | p value | ||||
Decisional conflict | |||||
Pre Post Follow-up | Mean ± SD | 67.7 ± 18.0 41.5 ± 17.0 45.3 ± 19.0 | < 0.001 a) | Pre – post Pre – follow-up | < 0.001 b) < 0.001 b) |
High decisional conflict (37.5<) Pre Post Follow-up | n (%) | 69 (94.5) 39 (53.4) 43 (58.9) | < 0.001c) | Pre – post Pre – follow-up | < 0.001 d) < 0.001 d) |
Knowledge of genetics and prenatal testing | |||||
Pre Post Follow-up | Mean ± SD | 78.6 ± 15.0 94.6 ± 5.6 90.6 ± 7.6 | < 0.001a) | Pre – post Pre – follow-up | < 0.001 b) < 0.001 b) |
Indecisive attitudes toward NIPT | |||||
Pre Post Follow-up | n (%) | 15 (20.5) 5 (6.8) 4 (5.5) | < 0.005 c) | Pre – post Pre – follow-up | 0.034 d) 0.015 d) |
High interest in genetics | |||||
Pre Post Follow-up | n (%) | 1 (1.4) 64 (87.7) 47 (64.4) | < 0.001 c) | Pre – post Pre – follow-up | < 0.001 d) < 0.001 d) |