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Comparison of Bi-PAP and cough assist usage.
| Cough assist usage groups | N (%) | Median survival months, (IQR) |
|---|---|---|
| Bi-Pap (+), Cough Assist (+) | 183 (38.61) | 25.73 (21.27) |
| Bi-PAP (+), Cough Assist (–) | 218 (45.99) | 15.00 (20.77) |
| Bi-Pap (–), Cough Assist (+) | 17 (3.59) | 14.17 (10.73) |
| Bi-PAP (–), Cough Assist (–) | 56 (11.81) | 13.68 (13.09) |
| Bi-PAP (±), Cough Assist (+) | 200 (42.19) | 24.38 (22.32) |
| Bi-PAP (±), Cough Assist (–) | 274 (57.81) | 14.87 (18.53) |
| Bi-PAP (+), Cough Assist (±) | 403 (85.02) | 21.03 (23.97) |
