Table 1. Features of participants.
| All | Group A | Group B | ||
|---|---|---|---|---|
| Sample characteristics | (n=221) | (n=117) | (n=104) | P value |
| Age at GC (years); mean±SD | 38.8±2.7 | 38.7±2.7 | 38.9±2.8 | 0.568a |
| Gestational age at GC (days); mean±SD | 81.0±17.0 | 78.3±17.0 | 84.0±16.6 | 0.005a |
| Age at questionnaire (years); mean±SD | 40.7±2.8 | 41.1±2.8 | 40.2±2.7 | 0.012a |
| Education | ||||
| Middle school | 11 (5.0%) | 4 (3.4%) | 7 (6.7%) | |
| High school | 76 (34.4%) | 45 (38.5%) | 31 (29.8%) | 0.628a |
| University | 97 (43.9%) | 49 (41.9%) | 48 (46.2%) | |
| Post-graduate | 37 (16.7%) | 19 (16.2%) | 18 (17.3%) | |
| Daily work | ||||
| Worker | 5 (2.3%) | 4 (3.4%) | 1 (1.0%) | |
| Employee/Health professional | 159 (71.9%) | 84 (71.8%) | 75 (72.1%) | 0.449b |
| Artisan/Business owner | 5 (2.3%) | 4 (3.4%) | 1 (1.0%) | |
| Manager/Freelance | 40 (18.1%) | 20 (17.1%) | 20 (19.2%) | |
| Unemployed/Homemaker | 12 (5.4%) | 5 (4.3%) | 7 (6.7%) | |
| Type of IPP | ||||
| CVS | 136 (61.5%) | 65 (55.6%) | 71 (68.3%) | 0.054c |
| AC | 85 (38.5%) | 52 (44.4%) | 33 (31.7%) | |
Abbreviations: AC, amniocentesis; CVS, chorionic villus sampling; GC, genetic counselling; IPP, invasive prenatal procedures; SD, standard deviation.
a
Kruskal–Wallis one-way analysis of variance by ranks.
b
Pearson chi-squared test.
c
Fisher's exact test.