Table 5.
Predictors of poor outcomea, clustered by center
| Univariate analysis | Multivariable model (n = 404; 199 events) | ||||||
|---|---|---|---|---|---|---|---|
| Variable | OR | 95% CI | p Value | Variable | OR | 95% CI | p Value |
| Age (increase by 10 years) | 1.65 | 1.28–2.12 | 0.0001 | Age (increase by 10 year) | 1.58 | 1.30–1.93 | < 0.0001 |
| Sex (male vs other) | 0.92 | 0.71–1.20 | 0.548 | Sex (male vs other) | 0.96 | 0.35–2.63 | 0.936 |
| History of hypertension | 2.06 | 1.56–2.72 | < 0.0001 | History of Hypertension | 1.47 | 1.06–2.03 | 0.022 |
| History of ischemic stroke | 9.22 | 3.81–22.35 | < 0.0001 | History of Ischemic stroke | 7.85 | 2.29–26.92 | 0.001 |
| History of heart disease | 2.99 | 1.40–6.41 | 0.005 | History of Heart disease | 1.02 | 0.33–3.12 | 0.976 |
| Smoking history | 0.54 | 0.38–0.78 | 0.0009 | Smoking history | 0.58 | 0.34–0.99 | 0.047 |
| Home oral anticoagulant | 8.44 | 1.22–58.54 | 0.031 | Home Oral anticoagulant | 5.38 | 1.48–19.64 | 0.011 |
| Fisher grade 3–4 vs 0–2 | 2.83 | 2.31–3.45 | < 0.0001 | Fisher Grade 3–4 vs 0–2 | 1.60 | 1.45–1.77 | < 0.0001 |
| Anterior circulation (vs posterior) | 1.17 | 1.00–1.37 | 0.056 | Anterior circulation (vs Posterior) | 1.54 | 1.10–2.14 | 0.011 |
| GCS (for each increase by 1) | 0.82 | 0.81–0.84 | < 0.0001 | GCS (for each increase by 1) | 0.95 | 0.90–1.00 | 0.045 |
| Need for mechanical ventilation | 9.58 | 6.89–13.31 | < 0.0001 | Need for Mechanical Ventilation | 4.94 | 3.14–7.78 | < 0.0001 |
| Clip (vs other) | 0.86 | 0.48–1.54 | 0.602 | Clip (vs other) | 0.58 | 0.24–1.42 | 0.233 |
| RBCTx | 3.72 | 2.23–6.19 | < 0.0001 | RBCTx | 1.50 | 0.83–2.71 | 0.175 |
| Anemia (Hb ≤ 100 g/L) | 2.44 | 1.67–3.57 | < 0.0001 | Anemia (Hb ≤100 g/L) | 1.06 | 0.57–1.97 | 0.860 |
| Vasospasm | 1.35 | 0.84–2.18 | 0.217 | Cerebral Infarct | 1.78 | 0.75–4.21 | 0.188 |
| Cerebral infarct | 2.83 | 1.73–4.65 | < 0.0001 | Hospital length of stay | 1.00 | 0.99–1.00 | 0.456 |
| Hospital length of stay | 1.01 | 1.00–1.02 | 0.016 | Need for tracheostomy | 1.97 | 0.45–8.57 | 0.365 |
| Need for ICU/IMCU admission | 1.38 | 0.48–3.92 | 0.549 | Need for PEG tube | 8.62 | 1.12–66.56 | 0.039 |
| Need for tracheostomy | 7.96 | 2.89–21.89 | < 0.0001 | ||||
| Need for PEG tube | 25.22 | 6.28–101.37 | < 0.0001 | ||||
Abbreviations: GCS Glasgow Coma Scale, Hb Hemoglobin, ICU Intensive care unit, IMCU Intermediate care unit, PEG Percutaneous gastrostomy tube, RBCTx Red blood cell transfusion
a67 missing