Table 1 Socio-demographic characteristics of the enrolled population
Intervention at 1st month (early group, n = 53) | Intervention at 7th month (late group, n = 52) | p | |
|---|---|---|---|
Sex of the infant: female, number (%) | 22 (41.5) | 24 (46.1) | 0.6 |
Mother’s age in years, mean (SD) | 33.4 (0.7) | 33.8 (0.6) | 0.7 |
Mother’s nationality: Italian, number (%) | 47 (88.7) | 44 (84.6) | 0.5 |
Educational level of the mother, number (%) | 0.03 | ||
Completed primary or secondary school | 11 (20.7) | 2 (3.8) | |
Completed high school | 22 (41.5) | 26 (50.0) | |
Bachelor degree or higher | 20 (37.7) | 24 (46.1) | |
Employed mother, number (%) | 42 (79.2) | 47 (90.4) | 0.1 |
Mother in maternity leave, number (%)* | 42 (100.0) | 43 (91.5) | 0.1# |
Father’s age in years, mean (SD)** | 35.7 (5.8) | 37.0 (6.9) | 0.4 |
Father’s nationality: Italian, number (%) | 44 (86.3) | 45 (88.2) | 0.8 |
Educational level of the father, number (%) | 0.6 | ||
Completed primary or secondary school | 13 (25.5) | 9 (17.6) | |
Completed high school | 24 (47.1) | 25 (49.0) | |
Bachelor degree or higher | 14 (27.4) | 17 (33.3) | |
Father employed, number (%) | 49 (96.1) | 49 (96.1) | 1.0# |
House ownership, number (%) | 43 (81.1) | 41 (78.8) | 0.8 |
Extended family § , number (%) | 1 (1.9) | 2 (3.8) | 0.6# |