Table 2.
Co-morbidities in cases and controls.
| Cases (N = 112) |
Controls (N = 113) |
|||
|---|---|---|---|---|
| N | (%) | N | (%) | |
| Co-morbidity | ||||
| None | 17 | (15.2) | 82 | (72.6) |
| One | 26 | (23.2) | 27 | (23.9) |
| Multiple | 69 | (61.6) | 4 | (3.5) |
| Type of co-morbidity | ||||
| Motor difficulties present | 29 | (25.9) | 0 | (0) |
| No motor difficulties | 83 | (74.1) | 113 | (100) |
| Accidental burns and injuries | 18 | (16.1) | 7 | (6.2) |
| No other accidental injuries | 94 | (83.9) | 106 | (93.8) |
| Burns form seizures | 11 | (9.8) | 0 | (0) |
| Cognitive impairment | ||||
| Present | 72 | (64.3) | 6 | (5.3) |
| None | 30 | (26.8) | 93 | (82.3) |
| Not known | 10 | (8.9) | 14 | (12.4) |
| Behavioural problems | ||||
| Present | 68 | (60.7) | 19 | (16.8) |
| None | 36 | (32.1) | 80 | (70.8) |
| Not known | 8 | (7.2) | 14 | (12.4) |
| Hearing impairment | ||||
| Present | 0 | (0.0) | 1 | (0.9) |
| None | 100 | (99.1) | 112 | (99.1) |
| Not known | 1 | (0.9) | 0 | (0) |
| Visual impairment | ||||
| Present | 11 | (9.8) | 2 | (1.8) |
| None | 100 | (89.3) | 111 | (98.2) |
| Not known | 1 | (0.9) | 0 | (0) |
| Feeding problems | ||||
| Present | 10 | (8.9) | 0 | (0) |
| None | 101 | (90.2) | 113 | (100) |
| Not known | 1 | (0.9) | 0 | (0) |