Table 7.

Mean postoperative improvement in psychological domain scores of the SNOT-22 in participants with and without clinical phenotypes (n=374)

Subgrouping-	Preoperative	Postoperative	Δ
Depressive disorder:	Mean[SD]	Mean[SD]	Mean[SD]	95% CI	RMI	p- value
With	22.3[6.6]	13.7[10.0]	−8.6[9.8]	(−6.6, −10.6)	38%	<0.001
Without	13.8[7.5]	6.8[7.0]	−6.9[7.7]	(−6.0, −7.9)	41%	<0.001
Nasal polyposis:
With	15.3[8.1]	7.9[8.1]	−7.4[8.6]	(−5.9, −8.9)	43%	<0.001
Without	16.3[8.2]	8.9[8.5]	−7.3[8.1]	(−6.3, −8.4)	39%	<0.001
History of prior sinus surgery:
With	16.9[8.2]	10.0[8.9]	−6.8[8.6]	(−5.7, −8.1)	35%	<0.001
Without	14.8[8.0]	6.8[7.3]	−7.9[8.0]	(−6.7, −9.1)	47%	<0.001

SD, standard deviation; RMI, relative mean improvement; Δ (delta), postoperative change; CI, confidence interval of the mean improvement score