Univariate analysis of factors associated with mortality
| Characteristic | Deceased, n (%) | Living, n (%) | Total | p Value (Fisher's exact test) | OR (95% CI) deceased vs living patients |
|---|---|---|---|---|---|
| 59 (14.1) | 360 (85.8) | 419 | |||
| Gender | |||||
| Male | 26 (44.1) | 172 (47.8) | 198 | 0.67 | 0.87 (0.48 to 1.58) |
| Female | 33 (55.9) | 188 (52.2) | 221 | ||
| Cardiac status | |||||
| CHD data available | 52 (14.2) | 314 (85.8) | 366 | <0.0001 | 5.27 (2.06 to 13.99) |
| With CHD | 46 (88.5) | 187 (59.5) | 233 | ||
| Normal cardiac anatomy | 6 (11.5) | 127 (40.5) | 133 | ||
| Calcium status | |||||
| Calcium data available | 24 | 253 | 277 | 0.001 | 4.27 (1.67 to 11.15) |
| Hypocalcaemia | 15 (62.5) | 71 (28.1) | 86 | ||
| Normal calcium | 9 (37.5) | 182 (71.2) | 191 | ||
| Airway status | |||||
| Airway data available | 6 | 246 | 252 | 0.0043 | 13.38 (1.19 to 110.51) |
| Malacia | 4 (67) | 32 (13) | 36 | ||
| Normal airway | 2 (33) | 214 (87) | 216 | ||
CHD, congenital heart disease.