Research Article
Value of Peak Expiratory Flow Rate in Evaluating Cough Ability in Patients Undergoing Lung Surgery
Table 2
Baseline patient characteristics of the two groups.
| | | General population | Group | Statistic | | | Ineffective cough (n = 51) | Effective cough (n = 102) |
| | Age (M (P25, P75), year) | 56 (48, 67) | 64 (55, 69) | 52.5 (47, 64) | −3.313 | 0.001 | | BMI (M (P25, P75), (kg/m2)) | 22.77 (20.82, 25.15) | 22.86 (20.81, 26.22) | 22.71 (20.95, 24.91) | −0.161 | 0.872 | | Sex | | Male | 61 (39.9%) | 16 (31.4%) | 45 (44.1%) | 2.304 | 0.129 | | Female | 92 (60.1%) | 35 (68.6%) | 57 (55.9%) | | | | Smoking | | No | 104 (68.0%) | 35 (68.6%) | 69 (67.6%) | 0.015 | 0.902 | | Yes | 49 (32.0%) | 16 (31.4%) | 33 (32.4%) | | Respiratory complication | | No | 122 (79.7%) | 31 (60.8%) | 91 (89.2%) | 17.011 | <0.001 | | Yes | 31 (20.3%) | 20 (9.2%) | 11 (10.8%) | | Mode of operation | | Lobectomy | 112 (73.2%) | 45 (88.2%) | 67 (65.7%) | 8.813 | 0.003 | | Sublobectomy | 41 (26.8%) | 6 (11.8%) | 35 (34.3%) |
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