Table 3.
Logistic regression analysis for PH.
| Variable | Multivariate Model | |
|---|---|---|
| Odds ratio (CI) | P-value | |
| NIHSS | 1.09 (0.98–1.21) | 0.110 |
| Age | 0.99 (0.95–1.03) | 0.597 |
| DT >4 s, mLa | 1.04 (1.01–1.06) | 0.011* |
| Poor collaterals and recanalization | 1.04 (0.59–1.82) | 0.901 |
| CTP** | ||
| DT > 4 s | ||
| Q2 | 1.33 (0.26–6.74) | 0.728 |
| Q3 | 3.33 (0.76–14.66) | 0.111 |
| Q4 | 3.56 (0.80–15.72) | 0.094 |
| DT > 6 s | ||
| Q2 | 3.50 (0.63–19.54) | 0.153 |
| Q3 | 4.32 (0.79–23.59) | 0.091 |
| Q4 | 5.60 (1.04–30.20) | 0.045* |
| DT > 8 s | ||
| Q2 | 2.75 (0.61–12.29) | 0.187 |
| Q3 | 1.75 (0.37–8.37) | 0.481 |
| Q4 | 3.56 (0.80–15.72) | 0.094 |
| DT > 10 s | ||
| Q2 | 3.50 (0.63–19.54) | 0.153 |
| Q3 | 4.32 (0.79–23.59) | 0.091 |
| Q4 | 5.60 (1.04–30.20) | 0.045* |
CI indicates 95% confidence interval; CTP, CT perfusion imaging; DT, delay time; and NIHSS, National Institutes of Health Stroke Scale.
a
Odds ratio (OR) given for each 1 mL increase in DT >4 s volume.
*
P < 0.05.
**
Compared with Q1.