Table 2.

Comparison of the nasal polyp and control groups according to 25(OH)D subgroups.

25(OH)D subgroups	Control (n=40)	Nasal polyp (n=46)
Deficiency (≤20 ng/mL)	35 (84.5%)	40 (86.9%)
Insufficiency (21–29 ng/mL)	5 (12.5%)	2 (4.4%)
Normal (≥30 ng/mL)	0 (0%)	4 (8.9%)
		χ2=5.226; p=0.073.

25(OH)D – 25 (OH) vitamin D.