| Subjects# | Abnormalities detected/patients evaluated in each situation¶ | Effective therapeutic intervention+ | PG/PSG needed |
Nasal mask§ | | | | |
Leak | 69 (41.3) | ARF: 25/36 (69.4)CRF: 20/41 (48.7)LTMV: 24/90 (26.6) | Chin strap: 30/69 (43.5)Nasal to facial mask change: 18/69 (26)Other mask change of the same type: 8/69 (11.6)Decreasing IPAP: 2/69 (2.9) | 11/69 (16) |
Desaturation dips | 34 (20.4) | ARF: 4/36 (11.1)CRF: 10/41 (24.4)LTMV: 20/90 (22.2) | Increasing EPAP: 18/34 (52.9)Decreasing IPAP: 5/34 (14.7) | 11/34 (32.4) |
Continuous desaturation | 10 (5.9) | ARF: 3/36 (8.33)CRF: 3/41 (7.3)LTMV: 4/90 (4.4) | Increasing IPAP: 5/10 (50)O2 addition: 5/10 (50) | 0/10 |
Facial maskƒ | | | | |
Leak | 7 (12.7) | ARF: 5/33 (15.1)CRF: 1/12 (8.3)LTMV: 1/10 (10.0) | Mask change: 3/7 (42.9)Humidifier: 1/7 (14.2) | 3/7 (42.9) |
Desaturation dips | 19 (34.5) | ARF: 11/33 (33.3)CRF: 5/12 (41.7)LTMV: 3/10 (30.0) | Increasing EPAP: 7/19 (36.8)Decreasing IPAP: 2/19 (10.5) | 10/19 (52.7) |
Continuous desaturation | 8 (14.5) | ARF: 5/33 (15.1)CRF: 2/12 (16.7)LTMV: 1/10 (10) | Increasing IPAP: 5/8 (62.5)O2 addition: 3/8 (37.5) | 0/8 |