Table 2 Sputum profiles of the enrolled patients
All sputa (N = 492) | Sputa from males (N = 329) | Sputa from females (N = 163) | P-value | |
|---|---|---|---|---|
Sputum order | 0.551 | |||
spot | 36.1% (178/492) | 35.3% (116/329) | 38.0% (62/163) | |
morning | 63.9% (314/492) | 64.7% (213/329) | 62.0% (101/163) | |
Sputum order | 0.961 | |||
1st | 34.5% (170/492) | 34.3% (113/329) | 35.0% (57/163) | |
2nd | 34.5% (170/492) | 34.3% (113/329) | 35.0% (57/163) | |
3rd | 31.0% (152/492) | 31.4% (103/329) | 30.0% (49/163) | |
Gross appearance | 0.129 | |||
saliva | 22.0% (108/492) | 19.5% (64/329) | 27.0% (44/163) | |
mucoid | 42.3% (208/492) | 41.6% (137/329) | 43.6% (71/163) | |
purulent | 33.3% (164/492) | 36.2% (119/329) | 27.6% (45/163) | |
blood-stained | 2.4% (12/492) | 2.7% (9/329) | 1.8% (3/163) | |
Volume | 0.001 | |||
<1 ml | 22.0% (108/492) | 17.6% (58/329) | 30.7% (50/163) | |
1 ml ≤ <2 ml | 27.6% (136/492) | 27.1% (89/329) | 28.8% (47/163) | |
2 ml ≤ <3 ml | 25.6% (126/492) | 27.4% (90/329) | 22.1% (36/163) | |
3 ml ≤ <4 ml | 14.0% (69/492) | 17.0% (56/329) | 8.0% (13/163) | |
4 ml ≤ <5 ml | 7.3% (36/492) | 7.9% (26/329) | 6.1% (10/163) | |
≥ 5 ml | 3.5% (17/492) | 3.0% (10/329) | 4.3% (7/163) |