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. Author manuscript; available in PMC: 2016 Nov 1.
Published in final edited form as: Int Forum Allergy Rhinol. 2015 Jul 3;5(11):1018–1027. doi: 10.1002/alr.21588

Table 6.

Bivariate correlation coefficients between 12-month SF-6D health state utility values, clinical measures of disease severity, and missed days of productivity.

Medical
management (n=40)		 Surgical intervention
(n=152)		 Treatment crossover
(n=20)
Clinical measures of disease severity: Rs p-value Rs p-value Rs p-value
Endoscopy score 0.015 0.960 0.056 0.637 −0.290 0.416
Productivity:
Missed days (out of past 90) −0.412 0.010 −0.546 <0.001 0.115 0.651

Rs, Spearman’s rank correlation coefficient