From: Endodontic flare-ups: comparison of incidence between single and multiple visit procedures in patients attending a Nigerian teaching hospital
Group
Number in study
None
Slight
Moderate/severe
No.
(%)
Single visit
107
49
(45.8)
38
(35.4)
20
(18.7)
Multiple visit
136
75
(55.1)
41
(30.2)
(14.7)
Total
243
124
(51.0)
79
(32.5)
40
(16.5)