Clinical Predictors for Successful Uvulopalatopharyngoplasty in the Management of Obstructive Sleep Apnea

Table 4

Comparison of surgical and nonsurgical group on the basis of tonsil grade.

Tonsil grade	Surgical group  (𝑛=22)		Non surgical group  (𝑛=28)		P value
	𝑛	% age	𝑛	% age
0	0	0.0	6	21.4	<0.001 (sig)
1	0	0.0	13	46.4
2	6	27.3	9	32.1
3	12	54.5	0	0.0
4	4	18.2	0	0.0

𝜒² test analysis.