Table 3 The percentage of estimated blood loss of two groups
From: A comparison of coblation and modified monopolar tonsillectomy in adults
< 5ml | 5−20ml | 21–50 | X 2 | P | |
|---|---|---|---|---|---|
Coblation group (n = 326) | 226 (69.2%) | 67 (20.5%) | 34 (10.3%) | 14.42 | < 0.01 |
Monopolar group (n = 327) | 273 (83.4%) | 45 (13.9%) | 9 (2.6%) |