Documentation of observations, investigations and procedures on presentation in emergency department (n=89)
| Procedure or investigation on presentation of unexpected infant or child death | Documented in records n (%) |
| Initial multiagency meeting | 37 (42) |
| Blood toxicology | 28 (31) |
| Urine toxicology | 19 (21) |
| Blood culture | 43 (48) |
| Blood biochemistry | 43 (48) |
| Cerebrospinal fluid sample | 31 (35) |
| Carboxyhaemoglobin | 11 (12) |
| Skin biopsy for fibroblast culture | 8 (9) |
| Presence of livido | 41 (46) |
| Examination by paediatrician | 61 (69) |
| Optic fundi examined | 19 (21) |
| Skeletal survey and results | 79 (89) |