Unilateral and Bilateral PNIF in Quality Control of Nasal Septal Surgery

Table 3

Correlations between VAS and PNIF scores pre- and postoperatively and the change from pre- to postoperative measurements.

Correlations with VAS:	Preoperative		Postoperative		Change
	r	p-value	r	p-value	r	p-value
PNIF right	-0.255	0.004	-0.264	0.003	0.183	0.041
PNIF left	-0.098	0.273	-0.266	0.003	0.030	0.743
PNIF right+left	-0.254	0.004	-0.291	0.001	0.152	0.089
PNIF bilateral	-0.276	0.002	-0.282	0.002	0.207	0.026