Sex | | | 0.407 |
Male | 88 (26.5) | 244 (73.5) |
Female | 95 (29.6) | 228 (70.6) |
Age (years) | | | <0.001 |
5–7 | 86 (38.2) | 139 (61.8) |
7–9 | 65 (29.3) | 157 (70.7) |
9–11 | 32 (15.4) | 176 (84.6) |
First child | | | 0.058 |
Yes | 83 (24.7) | 253 (75.3) |
No | 100 (31.3) | 219 (68.7) |
Deep sleep | | | <0.001 |
Yes | 121 (45.3) | 146 (54.7) |
No | 62 (16.0) | 326 (84.0) |
Constipation | | | 0.158 |
Present | 38 (23.6) | 123 (76.4) |
Absent | 145 (29.4) | 349 (70.6) |
Family history | | | <0.001 |
Paternal | | |
Present | 140 (56.2) | 109 (43.8) |
Absent | 43 (10.6) | 363 (89.4) |
Maternal | | | <0.001 |
Present | 133 (52.0) | 123 (48.0) |
Absent | 50 (12.5) | 349 (87.5) |
Breast feeding up to age of 4 months | 0.365 |
Present | 133 (29.0) | 326 (71.0) |
Absent | 50 (25.5) | 146 (74.5) |