表 6.
NK细胞与临床实验室指标之间的关系
Relationship between NK cells reduction and clinical laboratory index
| Reduction group (n=15) | Normal group (n=17) | P | |
| Abbreviations as in Table 3. | |||
| Age/years，x±s | 53.00±14.05 | 48.41±12.23 | 0.349 |
| Women，n(%) | 15 (100) | 16 (94.12) | 1.000 |
| Disease duration/years，M(P25, P75) | 6.5 (1, 28) | 5 (0.5, 20) | 0.455 |
| Raynaud‘s phenomenon，n(%) | 13 (86.67) | 13 (82.35) | 0.659 |
| Diffuse cutaneous changes，n(%) | 12 (80) | 13 (82.35) | 1.000 |
| fingertip ulcer，n(%) | 6 (40) | 1 (5.88) | 0.033 |
| Pulmonary interstitial fibrosis，n(%) | 11 (73.33) | 12 (70.59) | 1.000 |
| ANA，n(%) | 14 (93.33) | 15 (88.24) | 1.000 |
| Scl-70, n(%) | 5 (33.33) | 6 (35.29) | 1.000 |
| ESR/(mm/h), M(P25, P75) | 23.00 (10.5, 40.00) | 10.00 (7.50, 18.00) | 0.069 |
| CRP/(mg/L), M(P25, P75) | 5.83 (0.97, 12.12) | 2.57 (0.55, 3.86) | 0.242 |
| IgG/(g/L), M(P25, P75) | 11.70 (9.25, 15.60) | 11.70 (9.80, 15.70) | 0.655 |
| IgM/(g/L), M(P25, P75) | 0.77 (0.52, 0.94) | 0.93 (0.76, 1.39) | 0.049 |
| IgA/(g/L), x±s | 2.43±1.53 | 1.97±1.23 | 0.348 |
| C3/(g/L), x±s | 0.85±0.24 | 0.90±0.16 | 0.548 |
| C4/(g/L), x±s | 0.21±0.09 | 0.18±0.06 | 0.365 |