Table 5.
CFA
| Item | SRI-RC | SRI-PF | SRI-AS | SRI-SR | SRI-AX | SRI-WB | SRI-SF |
|---|---|---|---|---|---|---|---|
| GFI | 0.96 | 0.92 | 0.95 | 0.93 | 0.98 | 0.97 | 0.90 |
| CFI | 0.98 | 0.90 | 0.94 | 0.95 | 0.97 | 0.96 | 0.91 |
| Correlation | 0.35 | NA | 0.22 | 0.42 | 0.72 | 0.37–0.79 | 0.69 |
Abbreviations: CFA, confirmatory factor analysis; SRI, Severe Respiratory Insufficiency Questionnaire; RC, respiratory complaints; PF, physical functioning; AS, attendant symptoms and sleep; SR, social relationships; AX, anxiety; WB, psychological well-being; SF, social functioning; GFI, goodness-of-fit index; CFI, comparative fit index; NA, not applicable.