Table 1 Sociodemographic characteristics of parents in both groups
Demographic variable | Frequency (%) | |
|---|---|---|
Characteristics of mothers | Intervention n = 1544 | Control n = 3293 |
Literacy | ||
Illiterate | 14 (0.9) | 18 (0.5) |
Primary school | 63 (4.1) | 189 (5.7) |
Middle school | 178 (11.5) | 216 (6.6) |
High school and University | 1289 (83.5) | 2870 (87.1) |
Occupation | ||
Employed | 233 (15.1) | 531 (16.1) |
Unemployed | 1311 (84.9) | 2762 (83.9) |
Birth method | ||
Normal | 321 (20.8) | 702 (21.3) |
Caesarian section | 1223 (79.2) | 2591 (78.7) |
Number of alive children | ||
One | 865 (56.0) | 1817 (55.2) |
Two | 566 (36.7) | 1152 (35.0) |
Three of more | 113 (7.3) | 324 (9.8) |
Medical insurance | ||
Social Security | 1024 (66.3) | 2091 (63.5) |
Medical Services | 157 (10.2) | 326 (9.9) |
Other | 176 (11.4) | 405 (12.3) |
None | 187 (12.1) | 471 (14.3) |
Characteristics of fathers | ||
Literacy | ||
Illiterate | 10 (0.6) | 27 (0.8) |
Primary school | 95 (6.2) | 153 (4.6) |
Middle school | 273 (17.7) | 431 (13.1) |
High school and University | 1166 (75.5) | 2682 (81.5) |
Occupation | ||
Professional | 85 (5.5) | 178 (5.4) |
Technician | 122 (7.9) | 385 (11.7) |
Clerical | 349 (22.6) | 764 (23.2) |
Services | 295 (19.1) | 612 (18.6) |
Craft worker | 356 (23.1) | 375 (11.4) |
Machine operator | 111 (7.2) | 204 (6.2) |
Elementary worker | 140 (9.1) | 369 (11.2) |
Armed forces | 50 (3.2) | 324 (9.8) |
Others | 36 (2.3) | 82 (2.5) |