Table II.

Mean number of tonsillitis attacks and degree of different tonsillitis symptoms in 3 groups before treatment.

Clinical variables (Mean ± SD)	Group 1	Group 2	Group 3	P value
Tonsillitis attacks	5 ± 1.1	6 ± 1.1	5 ± 1.12	0.763
Number of school absence days	13 ± 2.2	15 ± 2.3	12 ± 1.6	0.534
Dysphagia	8 ± 1.3	8 ± 1.2	9 ± 1.2	0.342
Fever	9 ± 1.4	7 ± 1.3	8 ± 1.1	0.654
Body ache	8 ± 1.3	9 ± 0.7	8 ± 1.2	0.324
Arthralgia	7 ± 1.1	8 ± 0.9	7 ± 1.1	0.643

Data presented as mean ± standard deviation. Student's t-test for paired samples: Insignificant p > .05.