Table 4.
Association between age, respiratory rate, PaO2, PaCO2, standard PaO2 (STPaO2), P/F, STP/F and ARF duration in days (Spearman's correlation)
| Duration of ARF | ||
|---|---|---|
| Age Respiratory Rate PaO2 (mmHg) | Correlation coefficient sig. n Correlation coefficient sig n Correlation coefficient | 0.136 0.061 191 0.286 0.000 172 -.022 |
| sig. | .764 | |
| n | 191 | |
| PaCO2 (mmHg) | Correlation coefficient | -.066 |
| sig. | .362 | |
| n | 191 | |
| STPaO2 (mmHg) | Correlation coefficient | -.040 |
| sig. | .583 | |
| n | 191 | |
| P/F | Correlation coefficient | -.385 |
| sig. | .000 | |
| n | 191 | |
| STP/F | Correlation coefficient | -.396 |
| sig. | .000 | |
| n | 191 |