Table 3: Incidence of POST in the 3 groups at the 4th postoperative hour.

Patients & Score Group K
(n=36)
Group M
(n= 36)
Group D
(n=36)
p-value
Number of patients with Score 0 8 (22.22%) 1 (2.78%) 1 (2.78%) 0.003*
Number of patients with Score 1 13 (36.11%) 6 (16.67%) 8 (22.22%)
Number of patients with Score 2 15 (41.67%) 25 (69.44%) 24(66.67%)
Number of patients with Score 3 0 (0%) 4 (11.11%) 3 (8.33%)

* P <0.05 was considered statistically significant among the 3 groups. Group K= Ketamine group, Group M= Magnesium group, Group D= Dexamethasone group.