Variable

Group K1

(n = 25)

Group K2

(n = 25)

Group S

(n = 25)

Nausea

9 (36%)

9 (36%)

11 (44%)

Vomiting

3 (12%)

4 (16%)

3 (12%)

Dysphagia

4 (16%) *

3 (12%) *

18 (70%)