From: Therapeutic benefits of acupoint massage at Yuji (LU10) and Zhaohai (KI6) for postoperative hoarseness in thyroid surgery patients
group
Solitary nodule
Multiple nodules
Unilateral lobectomy
Bilateral lobectomy
control group
8
45
20
33
Observation group
7
46
22
30
χ2
0.078
0.164
P
0.7805
0.685