Factor | Factor 2 | Factor 3 | BARSHSS-CV |
---|
Factor 1 | 0.591** | 0.416** | 0.750** |
Factor 2 | _ | 0.699** | 0.922** |
Factor 3 | _ | _ | 0.827** |
- Factor 1, mild respiratory system symptom; Factor 2, severe system respiratory symptom; Factor 3, susceptibility factor. This symbol ‘_‘indicated no such correlation coefficient. **P < 0.01