Author | Mean upright† PaO2 (mmHg) | Prevalence of orthodeoxia‡, N (%) | Mean room air PaO2 in patients with orthodeoxia (mmHg) (SD) | Orthodeoxia (supine PaO2 − upright PaO2; mmHg) |
---|---|---|---|---|
Krowka et al., 1993 [32] | 44.0 | 14/16 (87.5) | Upright: 44.0 ± 9 Supine: 62.0 ± 14 | 18.0 |
Martinez et al., 1999 [33] | 65.2 | 2/5 (40.0) | Upright: 51.0 ± 3 Supine: 61.5 ± 2 | 10.5 |
Martinez et al., 2001 [34] | 75.0 | 2/14 (14.3) | Upright: 63.5 ± 21 Supine: 71.5 ± 21 | 8.0 |
Gomez et al., 2004 [35] | 69.0 | 5/20 (25.0) | Upright: 59.0 ± 6 Supine: 67.0 ± 5 | 8.0 |
Current study* | 51.8 | 37/56 (66.1) | Upright: 48.1 ± 14 Supine: 61.9 ± 12 | 13.8 |