SDH/E: aetiology versus various parameters
| All cases | Accident | Perinatal | Abuse | Disease | Meningitis | Undetermined | |
|---|---|---|---|---|---|---|---|
| Figures in parentheses are percentages of total with data. | |||||||
| *Insufficient data available. | |||||||
| †Only four infants examined by ophthalmologist, no information in nine. | |||||||
| Total cases (186) | 186 | 7 | 26 | 106 | 7 | 23 | 17 |
| Boys (%) | 120 (65) | 3 (43) | 15 (58) | 74 (70) | 5 (71) | 11 (48) | 12 (71) |
| Average age at diagnosis (weeks) | 17 | 35 | 0.3 | 16 | 19 | 24 | 30 |
| Mean birth weight (g) | 2976 | 3119 | 2956 | 2913 | 3439 | 3255 | 2887 |
| Birth weight <2.5 kg | 42 (26) | 1 (25) | 6 (24) | 27 (28) | 1 (17) | 3 (18) | 4 (27) |
| Mean gestation (weeks) | 38.4 | 36 | 37.8 | 38 | 39 | 38.5 | 37 |
| Normal delivery | 106 (59) | 3 (43) | 10 (40) | 70 (68) | 3 (50) | 14 (64) | 6 (35) |
| Birth trauma | 24 (14) | 1 (14) | 13 (54) | 6 (6) | 0 (0) | 1 (4) | 3 (20) |
| Died | 35 (19) | 2 (29) | 10 (38) | 18 (17) | 3 (43) | 1 (4) | 1 (6) |
| Ill or dead at presentation | 115 (64) | 6 (86) | 20 (77) | 66 (63) | 4 (66) | 18 (86) | 1 (6) |
| Required cardiopulmonary resuscitation | 82 (45) | 4 (66) | 16 (66) | 53 (50) | 1 (14) | 7 (30) | 1 (6) |
| Mean weight SD score | −0.53 | * | −0.46 | −0.68 | −0.66 | 0.02 | 0.238 |
| Retinal haemorrhage | 59 (35) | 2 (33) | 2 (13)† | 55 (52) | 0 (0) | 0 (0) | 0 (0) |
| Examined by ophthalmologist | 113 (61) | 2 (33) | 4 (17) | 94 (91) | 3 (50) | 2 (9) | 8 (47) |
| Any retinal examination | 169 (90) | 6 (86) | 15 (58) | 106 (100) | 5 (71) | 23 (100) | 14 (82) |
| Fits | 68 (40) | 2 (29) | 10 (38) | 42 (43) | 4 (57) | 6 (26) | 4 (27) |
| “Big” head | 38 (22) | 0 (0) | 3 (12) | 21 (21) | 1 (14) | 2/22 (9) | 11 (65) |
| Fracture | 58 (32) | 4 (57) | 3 (12) | 51 (48) | 0 (0) | 0 (0) | 0 (0) |
| Bruise | 70 (44) | 4 (57) | 8 (31) | 56 (54) | 0 (0) | 0 (0) | 2 (12) |
| Brain parenchymal injury | 76 (41) | 5 (71) | 13 (50) | 54 (51) | 2 (29) | 1 (4) | 1 (6) |
| Neurosurgery | 78 (44) | 3 (43) | 3 (13) | 49 (47) | 0 (0) | 14 (62) | 9 (53) |