Table 2.
Logistic Regression Models for Determinants of Elevated Cardiac Troponin in Unselected Patients Attending the Emergency Department
| Variable | Model 1, OR (95% CI) | Model 2, OR (95% CI) | Model 3, OR (95% CI) |
|---|---|---|---|
| Age, per 10 years | 2.13 (1.78 – 2.62)* | - | 2.07 (1.70 – 2.58)* |
| Creatinine, per 0.11 mg/dL | 1.03 (1.00 – 1.07)† | 1.03 (1.00 – 1.06) | 1.03 (1.00 – 1.06)† |
| Sex (Male) | 0.56 (0.31 – 1.01) | 0.38 (0.21 – 0.67)* | 0.52 (0.27 – 0.94)† |
| NEWS, per 1 unit | 1.55 (1.33 – 1.83)* | 1.57 (1.36 – 1.83)* | 1.56 (1.33 – 1.84)* |
| Comorbidity | |||
| None (referent) | — | 1 | 1 |
| 1 | — | 4.59 (2.37 – 8.99)* | 1.24 (0.58 – 2.63) |
| 2 | — | 4.49 (2.07 – 9.62)* | 0.95 (0.40 – 2.25) |
| Over 3 | — | 10.11 (4.3 – 23.81)* | 2.16 (0.85 – 5.47) |
| AIC (model fit) | 325 | 386 | 324 |
AIC =Akaike Information Criterion; CI, confidence interval; NEWS = National Early Warning Score; OR = odds ratio.
⁎
p value <0.001.
†
p value <0.05.