Univariate model | Multivariate model | |||
---|---|---|---|---|
Variable | OR (95 % CI) | p | OR (95 % CI) | p |
Age | ||||
Young (< 75y) | 1 | 1 | ||
Elderly ( > = 75) | 3.09 (2.19–4.36) | < 0.001 | 3.15 (2.04–4.86) | < 0.001 |
Pre-admission functional status | ||||
Independent | 1 | 1 | ||
Dependent | 4.07 (2.48–6.67) | < 0.001 | 3.00 (1.62–5.57) | < 0.001 |
Initial CA-rhythm | ||||
Non-shockable | 1 | 1 | ||
Shockable | 0.32 (0.25–0.41) | < 0.001 | 0.43 (0.31–0.61) | < 0.001 |
Location of arrest | ||||
OHCA | 1 | 1 | ||
IHCA | 1.78 (1.37–2.30) | < 0.001 | 1.50 (1.01–2.25) | 0.046 |
ICUCA | 2.24 (1.47–3.41) | < 0.001 | 2.82(1.45–5.39) | 0.002 |
Witnessed arrest (not witnessed = 1) | 0.47 (0.31–0.70) | < 0.001 | 0.71(0.44–1.16) | 0.171 |
Time to ROSC in 10-minute intervals | 1.15 (1.02–1.29) | 0.020 | 1.61 (1.34–1.94) | < 0.001 |
APACHE II-score excluding age pointsb | 2.51 (2.13–2.95) | < 0.001 | 1.97 (1.61–2.40) | < 0.001 |
Total TISS-pointsb | 0.99 (0.98-1.00) | 0.005 | 0.99 (0.98-1.00) | 0.011 |