Skip to main content

Table 3 Multivariable regression to assess impact of OAB symptoms on QOL

From: Impact of overactive bladder on quality of life and resource use: results from Korean Burden of Incontinence Study (KOBIS)

Variables included in model Coefficient 95 % CI p-value
Multivariable model for IQOL total score (Adjusted R2 = 0.394)
  UI category −5.09 −6.62, −3.55 <0.0001
  Urinary frequency −5.08 −8.36, −1.79 0.0025
  Urinary urgency −4.29 −5.54, −3.03 <0.0001
  Nocturia −5.00 −6.31, −3.69 <0.0001
  Receiving treatment for OAB −5.99 −9.23, −2.74 <0.0001
  Age 0.29 0.15, 0.41 <0.0001
  Gender −8.60 −11.85, −5.35 <0.0001
Multivariable model for OAB−q – Symptom severity score (Adjusted R2 = 0.543)
  UI category 7.08 5.77, 8.39 <0.0001
  Urinary frequency 6.38 3.56, 9.20 0.0029
  Urinary urgency 5.58 4.51, 6.66 <0.0001
  Nocturia 6.00 4.88, 7.12 <0.0001
  Age −0.15 −0.26, −0.04 0.007
  Gender −0.16 −2.94, 2.62 0.912
Multivariable model for EQ−5D utility (Adjusted R2 = 0.121)
  UI category −0.01 −0.03, 0.005 0.174
  Urinary frequency −0.03 −0.06, 0.005 0.098
  Urinary urgency −0.02 −0.03, −0.008 0.001
  Nocturia −0.02 −0.04, −0.01 0.001
  Age −0.0005 −0.002, 0.001 0.457
  Gender −0.08 −0.11, −0.05 <0.0001
  1. All variables included in the multivariable models for each of the QOL measures are shown above. Income and education did not show statistical significance and were not included in the models. OAB treatment status was only statistically significant for I−QOL