Table 3.
Comparison of CTA within 20 min, 15 min, and 10 min and DNT within 60 min, 45min, and 30 min among the three groups.
| Items | Group A (n = 85) | Group B1 (n = 78) | Group B2 (n = 65) | χ2 | P | Pairwise comparison |
|---|---|---|---|---|---|---|
| Door-to-CTA time (DCT, min) | ||||||
| ≤10 | 8 (9.4) | 28 (35.9) | 17 (26.2) | 16.42 | ＜0.001 | A＜B1∗∗; A＜B2∗ |
| ≤15 | 33 (38.8) | 51 (65.4) | 48 (73.9) | 21.26 | ＜0.001 | A＜B1∗; A＜B2∗∗ |
| ≤20 | 62 (72.9) | 68 (87.2) | 60 (92.3) | 11.21 | 0.004 | A＜B1∗; A＜B2∗ |
| Door-to-needle time (DNT, min) | ||||||
| ≤30 | 6 (7.1) | 41 (52.6) | 32 (49.2) | 45.73 | ＜0.001 | A＜B1∗∗; A＜B2∗∗ |
| ≤45 | 40 (47.1) | 69 (88.5) | 54 (83.1) | 40.20 | ＜0.001 | A＜B1∗∗; A＜B2∗∗ |
| ≤60 | 70 (82.4) | 73 (93.6) | 62 (95.4) | 8.66 | 0.013 | A＜B1∗; A＜B2∗ |
Note: Data are n (%). ∗P＜0.05. ∗∗P＜0.001. CTA = computed tomographic angiography.