表 1.
腹型HSP患者一般资料比较
Comparison of general data of patients with abdominal HSP
| Projects | Lower altitude (n=33) | Medium altitude (n=74) | High altitude (n=83) | P |
| a, compared with medium altitude group, P < 0.01; b, compared with lower altitude group, P < 0.01. | ||||
| Male, n(%) | 17 (51.5) | 36(48.5) | 56 (67.5)a | 0.785 |
| Age/years, M (P25, P75) | 22 (15, 34) | 21 (16, 30) | 17 (15, 31) | 0.442 |
| Stomachache, n(%) | 32 (97.0) | 74 (100.0) | 81 (97.6) | 0.369 |
| Nausea, n(%) | 0 (0) | 17 (23.0)b | 56 (67.5)ab | 0.000 |
| Vomiting, n(%) | 0 (0) | 10 (13.5)b | 41 (49.4)ab | 0.001 |
| Gastrointestinal bleeding, n(%) | 0 (0) | 11 (14.9)b | 47 (56.6)ab | 0.005 |
| Intestinal obstruction, n(%) | 0 (0) | 10 (13.5)b | 48 (57.8)ab | 0.007 |
| Digestive tract perforation, n(%) | 0 (0) | 1 (1.4) | 4 (4.8) | 0.235 |
| Kidney involvement, n(%) | 4 (12.1) | 17 (3.0) | 60 (72.3)ab | 0.001 |
| Joint involvement, n(%) | 3 (9.1) | 12 (16.2) | 39 (47.0)ab | 0.003 |