Death within 48 h | ||||
Logistic regression, n=929 | ||||
Univariate | Multivariate | |||
OR (95% CI) | p Value | OR (95% CI) | p Value | |
Sex | ||||
Female | 1 | 1 | ||
Male | 1.22 (0.68 to 2.21) | 0.4995 | 1.27 (0.69 to 2.35) | 0.4473 |
Age | ||||
<30 | 1 | 1 | ||
30–39 | 1.65 (0.84 to 3.27) | 0.1477 | 1.65 (0.82 to 3.31) | 0.1617 |
40–49 | 1.46 (0.67 to 3.16) | 0.3370 | 1.61 (0.73 to 3.55) | 0.2421 |
≥50 | 3.30 (1.44 to 7.55) | 0.0048 | 3.76 (1.57 to 9.02) | 0.0024 |
Repeat* | ||||
No | 1 | 1 | ||
Yes | 1.22 (0.68 to 2.17) | 0.5069 | 1.38 (0.74 to 2.57) | 0.3057 |
Time | ||||
Out-of-hours | 1 | 1 | ||
Office hours | 1.15 (0.71 to 1.85) | 0.5740 | 1.09 (0.66 to 1.79) | 0.7406 |
Weekday | ||||
Monday | 1 | 1 | ||
Tuesday | 1.56 (0.44 to 5.46) | 0.4906 | 1.87 (0.52 to 6.70) | 0.3390 |
Wednesday | 1.19 (0.33 to 4.33) | 0.7908 | 1.35 (0.36 to 5.01) | 0.6589 |
Thursday | 2.53 (0.81 to 7.90) | 0.1106 | 3.12 (0.97 to 10.01) | 0.0563 |
Friday | 2.82 (0.92 to 8.60) | 0.0693 | 3.16 (1.01 to 9.87) | 0.0479 |
Saturday | 3.44 (1.11 to 10.60) | 0.0316 | 4.22 (1.33 to 13.41) | 0.0145 |
Sunday | 3.21 (0.97 to 10.60) | 0.0558 | 3.54 (1.04 to 12.06) | 0.0428 |
Month | ||||
January | 1 | 1 | ||
February | 0.91 (0.31 to 2.68) | 0.8613 | 1.04 (0.34 to 3.22) | 0.9395 |
March | 0.91 (0.33 to 2.51) | 0.8556 | 1.13 (0.39 to 3.25) | 0.8193 |
April | 0.52 (0.17 to 1.57) | 0.2434 | 0.66 (0.21 to 2.08) | 0.4734 |
May | 0.46 (0.15 to 1.39) | 0.1685 | 0.51 (0.16 to 1.61) | 0.2493 |
June | 0.33 (0.09 to 1.15) | 0.0827 | 0.38 (0.11 to 1.36) | 0.1379 |
July | 0.41 (0.14 to 1.25) | 0.1174 | 0.59 (0.18 to 1.88) | 0.3704 |
August | 0.40 (0.13 to 1.30) | 0.1286 | 0.49 (0.15 to 1.65) | 0.2526 |
September | 1.02 (0.39 to 2.71) | 0.9652 | 1.24 (0.44 to 3.47) | 0.6831 |
October | 0.48 (0.14 to 1.69) | 0.2554 | 0.55 (0.15 to 2.02) | 0.3703 |
November | 0.54 (0.15 to 1.90) | 0.3364 | 0.62 (0.17 to 2.28) | 0.4702 |
December | 0.47 (0.13 to 1.64) | 0.2333 | 0.60 (0.16 to 2.19) | 0.4353 |
Year | ||||
1999 | 1 | 1 | ||
2000 | 1.62 (0.80 to 3.32) | 0.1826 | 1.87 (0.89 to 3.94) | 0.1010 |
2001 | 1.86 (0.90 to 3.82) | 0.0929 | 1.94 (0.89 to 4.20) | 0.0944 |
2002 | 1.10 (0.49 to 2.48) | 0.8167 | 1.19 (0.50 to 2.79) | 0.6938 |
2003 | 0.66 (0.24 to 1.77) | 0.4055 | 0.68 (0.24 to 1.88) | 0.4559 |
↵* As recorded in the data from 1994 to 1998.