Effect of Body Mass Index on Posttonsillectomy Hemorrhage
Table 2
Comparison of patients’ characteristics between the PTH and non-PTH groups.
Total
PTH (%)
Non-PTH (%)
p value
Sex
0.040
Male
56
15 (26.8)
41 (73.2)
Female
42
4 (9.5)
38 (90.5)
Age (y)
0.986
Indication
0.040
Chronic tonsillitis
55
9 (16.4)
46 (83.6)
IgA nephropathy
23
2 (8.7)
21 (91.3)
OSAS
19
8 (42.1)
11 (57.9)
Benign tumor suspected
1
0
1 (100)
Tonsil size
0.444
I
51
8 (15.7)
43 (84.3)
II or III
47
11 (23.4)
36 (76.6)
Platelet count (×104)
0.857
APTT
0.207
Surgeon’s experience (y)
0.520
Blood loss (mL)
0.692
Ligation
1.000
With
57
11 (19.3)
46 (80.7)
Without
41
8 (19.5)
33 (80.5)
BMI (kg/m2)
0.012
BMI < 25
69
9 (13.0)
60 (87.0)
BMI ≥ 25 and <30
17
4 (23.5)
13 (76.5)
BMI ≥ 30
12
6 (50)
6 (50)
PTH: posttonsillectomy hemorrhage, IgA: immunoglobulin A, OSAS: obstructive sleep apnea syndrome, APTT: activated partial thromboplastin time, and BMI: body mass index.
