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Association of serum CYR61 and hospital stays in COPD patients.
| CYR61 | Cases, n | Longer hospital stays, n (%) | RR (95%) | P |
|---|---|---|---|---|
| Low | 81 | 21 (25.9) | 1 | - |
| High | 69 | 38 (55.1) | 2.124 (1.388, 3.250) | <0.001 |
According to quartile, serum CYR61 was classified as Low group (<410.0 pg/ml) and High group (≥410.0 pg/ml), hospital stays were divided into Short group (<10 days) and Long group (≥10 days).
RR, relative risk.
