Table 4.
Factors associated with admission to critical care unit. Values are numbers (percentages) unless stated otherwise
| Variable | Standard ward admission (n=516; 81.6%) | Critical care admission (n=116; 18.4%) | Odds ratio (95% CI) | |
|---|---|---|---|---|
| Univariable | Multivariable | |||
| Sex at birth: | ||||
| Male | 286 (80.1) | 71 (19.9) | - | - |
| Female | 229 (83.6) | 45 (16.4) | 0.79 (0.52 to 1.19); P=0.266 | 0.82 (0.51 to 1.31); P=0.405 |
| Age group: | ||||
| 15-19 years | 109 (85.2) | 19 (14.8) | - | - |
| <1 month | 34 (66.7) | 17 (33.3) | 2.87 (1.34 to 6.16); P=0.007 | 3.21 (1.36 to 7.66); P=0.008 |
| 1 month to <1 year | 152 (91.6) | 14 (8.4) | 0.53 (0.25 to 1.09); P=0.088 | 0.53 (0.22 to 1.25); P=0.151 |
| 1-4 years | 89 (85.6) | 15 (14.4) | 0.97 (0.46 to 2.01); P=0.928 | 1.28 (0.57 to 2.89); P=0.545 |
| 5-9 years | 73 (80.2) | 18 (19.8) | 1.41 (0.69 to 2.89); P=0.338 | 1.33 (0.58 to 3.05); P=0.493 |
| 10-14 years | 58 (63.7) | 33 (36.3) | 3.26 (1.72 to 6.33); P<0.001 | 3.23 (1.55 to 6.99); P=0.002 |
| Ethnicity: | ||||
| White | 281 (87.3) | 41 (12.7) | - | - |
| Black | 36 (65.5) | 19 (34.5) | 3.62 (1.88 to 6.86); P<0.001 | 2.82 (1.41 to 5.57); P=0.003 |
| South Asian | 49 (79.0) | 13 (21.0) | 1.82 (0.88 to 3.56); P=0.091 | 1.86 (0.87 to 3.77); P=0.094 |
| Other | 92 (78.0) | 26 (22.0) | 1.94 (1.11 to 3.32); P=0.017 | 1.91 (1.07 to 3.34); P=0.025 |
| Any comorbidity: | ||||
| No/unknown | 305 (85.2) | 53 (14.8) | - | - |
| Yes | 210 (76.9) | 63 (23.1) | 1.73 (1.15 to 2.60); P=0.008 | 1.42 (0.89 to 2.28); P=0.141 |
Univariable and multivariable logistic regression analyses used potential predictors identified a priori and during exploratory analyses.