. Author manuscript; available in PMC: 2012 Feb 1.

Published in final edited form as: Laryngoscope. 2011 Feb;121(2):417–421. doi: 10.1002/lary.21382

Table 2.

Mean pre-operative and post-operative quality-of-life scores for low-stage CT CRS (n=17)

Outcome measure:	Pre-operative		Post-operative		p-value
Outcome measure:	Mean (SD)	[range]	Mean (SD)	[range]	p-value
RSDI physical	16.5 (7.0)	[6, 27]	9.2 (6.7)	[0, 22]	0.002
RSDI functional	13.3 (6.0)	[4, 23]	8.5 (6.7)	[0, 24]	0.001
RSDI emotional	11.8 (7.4)	[0, 26]	6.5 (6.9)	[0, 25]	0.004
RSDI total	41.7 (17.5)	[11, 75]	24.1 (19.0)	[0, 64]	<0.001
CSS symptom	33.3 (20.4)	[0, 75]	57.8 (29.2)	[0, 91.7]	0.011
CSS medication	43.6 (25.6)	[0, 83.3]	56.4 (31.3)	[0, 100]	0.073
CSS total	38.5 (19.9)	[4.2, 75]	57.1 (25.3)	[0, 96]	0.012

SD = standard deviation; RSDI = Rhinosinusitis Disability Index; CSS = Chronic Sinusitis Survey; A p-value < 0.05 indicates statistically significant improvement over time.