Table 1 Characteristics of AIS patients
Factors | Total (%) | Used rt-PA | χ 2 | P | |
|---|---|---|---|---|---|
Yes | No | ||||
Age, year | |||||
< 40 | 40 (1.9) | 5 (12.5) | 35 (87.5) | 9.766 | 0.008 |
41–65 | 1008 (48.1) | 41 (4.1) | 967 (95.9) | ||
> 65 | 1048 (50.0) | 33 (3.1) | 1015 (96.9) | ||
Gender | |||||
Male | 1316 (62.8) | 65 (4.9) | 1251 (95.1) | 13.350 | 0.000 |
Female | 780 (37.2) | 14 (1.8) | 766 (98.2) | ||
Ethnicity | |||||
Han nationality | 2052 (97.9) | 78 (3.8) | 1974 (96.2) | 0.277 | 0.598 |
Non-Han nationality | 44 (2.1) | 1 (2.3) | 43 (97.7) | ||
Education | |||||
Education ≤6 yearsa | 810 (38.6) | 17 (2.1) | 793 (97.9) | 10.155 | 0.001 |
Education > 6 years | 1286 (61.4) | 62 (4.8) | 1224 (95.2) | ||
The per capital monthly household income (yuan) | |||||
> 5000 | 298 (14.2) | 9 (3.0) | 289 (7.0) | 0.904 | 0.824 |
3000–5000 | 1016 (48.5) | 40 (3.9) | 976 (96.1) | ||
1000–3000 | 656 (31.3) | 24 (3.7) | 632 (96.3) | ||
≤ 1000 | 126 (6.0) | 6 (4.8) | 120 (95.2) | ||
Medical insurance | |||||
Yes | 2030 (96.9) | 78 (3.8) | 1952 (96.2) | 0.954 | 0.329 |
No | 66 (3.1) | 1 (1.5) | 65 (98.5) | ||
History of hypertension | |||||
Yes | 1457 (69.5) | 52 (3.6) | 1405 (96.4) | 0.528 | 0.468 |
No | 639 (30.5) | 27 (4.2) | 612 (95.8) | ||
History of diabetesb | |||||
Yes | 427 (20.4) | 17 (4.0) | 410 (96.0) | 0.067 | 0.796 |
No | 1669 (79.6) | 62 (3.7) | 1607 (96.3) | ||
History of hyperlipidemia | |||||
Yes | 233 (11.1) | 10 (4.3) | 223 (95.7) | 0.198 | 0.657 |
No | 1863 (88.9) | 69 (3.7) | 1794 (96.3) | ||
History of coronary artery diseasec | |||||
Yes | 218 (10.4) | 8 (3.7) | 210 (96.3) | 0.007 | 0.935 |
No | 1878 (89.6) | 71 (3.8) | 1807 (96.2) | ||
History of cardiac arrhythmia | |||||
Yes | 72 (3.4) | 2 (2.8) | 70 (97.2) | 0.202 | 0.653 |
No | 2024 (96.6) | 77 (3.8) | 1947 (96.2) | ||
Previous stroke | |||||
Yes | 683 (32.6) | 15 (2.2) | 668 (97.8) | 6.911 | 0.010 |
No | 1413 (67.4) | 64 (4.5) | 1349 (95.5) | ||
Admitted to hospital by EMS | |||||
Yes | 323 (15.4) | 39 (12.1) | 284 (87.9) | 72.617 | 0.000 |
No | 1773 (84.6) | 40 (2.3) | 1733 (97.7) | ||
NIHSS | |||||
< 4 | 1090 (52.0) | 26 (2.4) | 1064 (97.6) | 11.989 | 0.001 |
≥ 4 | 1006 (48.0) | 53 (5.3) | 953 (94.7) | ||
Pre-hospital delay | |||||
< 3 h | 646 (30.8) | 60 (9.3) | 586 (90.7) | 78.415 | 0.000 |
≥ 3 h | 1450 (69.2) | 19 (1.3) | 1431 (98.7) | ||