Study Year of
publication 		Patients Materials and methods Outcome measures
Number Age
(years) 		Sex N AT AR CO DO DO in DEX Swelling Pain Trismus
Chaudhary et al. [31] 2015 200 20.8 NM A 100 PREOP i.v. DEX 4 mg 4 mg - - -
B 100 Oral 8 mg 8 mg
Graziani et al. [35] 2006 43 24 (SD 4) 13 M; 30 F A 15 POSTOP E.a. DEX 4 mg 4 mg *
A, B,
C < D 		*
A <
B, C, D 		*
A, B <
C, D
B 14 E.a. 10 mg 10 mg
C 14 S.m. 4 mg 4 mg
D 43 - 0 mg 0 mg

*Significant difference between groups, P < 0.05.
AR = administration route; AT = administration time; CO = corticosteroid; DEX = dexamethasone; DO = dose; E.a. = endo-alveolar; i.v. = intravenous; N = number of interventions; NM = not mentioned; POSTOP = postoperatively; PREOP = preoperatively; S.m. = submucosal; M = male; F = female.