From: Orthodontic emergencies and mental state of Chinese orthodontic patients during the COVID-19 pandemic
Variables
Category
N
Percent (%)
Duration
1
156
14.5
2
403
37.4
3
275
25.5
4
158
14.7
5
86
8.0
Efficacy
245
22.7
379
35.2
253
23.5
139
12.9
62
5.8