Table 5.

KDQOL-36 scale normative scores in T-score metric for race/ethnicity and age groups

ScaleAll RacesHispanicAsianBlackWhite
Mean (95% CI)Mean (95% CI)Mean (95% CI)Mean (95% CI)Mean (95% CI)
SF-12 PCS
 All ages37.838.838.339.236.0
(37.7 to 37.9)(38.6 to 38.9)(37.9 to 38.6)(39.1 to 39.4)(35.9 to 36.1)
 18–29 yr43.045.045.242.541.7
(42.4 to 43.5)(44.2 to 45.8)(43.2 to 47.2)(41.6 to 43.5)(40.6 to 42.7)
 30–44 yr40.742.041.841.238.8
(40.4 to 40.9)(41.6 to 42.5)(40.7 to 42.9)(40.8 to 41.6)(38.2 to 39.4)
 45–59 yr38.338.639.039.736.2
(38.1 to 38.4)(38.3 to 38.9)(38.3 to 39.7)(39.4 to 40.0)(35.9 to 36.5)
 60–74 yr37.238.338.138.535.6
(37.1 to 37.3)(38.0 to 38.6)(37.5 to 38.6)(38.3 to 38.8)(35.4 to 35.8)
 ≥75 yr36.136.635.937.435.4
(35.9 to 36.3)(36.1 to 37.1)(35.2 to 36.6)(37.0 to 37.8)(35.1 to 35.6)
SF-12 MCS
 All ages50.949.249.751.451.3
(50.8 to 51.0)(49.0 to 49.4)(49.4 to 50.1)(51.2 to 51.5)(51.2 to 51.4)
 18–29 yr49.849.549.450.649.2
(49.3 to 50.4)(48.7 to 50.4)(46.7 to 52.1)(49.7 to 51.6)(48.1 to 50.4)
 30–44 yr49.949.550.450.249.5
(49.6 to 50.1)(49.0 to 50.0)(49.3 to 51.5)(49.8 to 50.6)(49.0 to 50.1)
 45–59 yr50.148.649.551.050.0
(49.9 to 50.3)(48.3 to 48.9)(48.8 to 50.1)(50.8 to 51.2)(49.7 to 50.3)
 60–74 yr51.249.250.051.751.6
(51.0 to 51.3)(48.9 to 49.5)(49.5 to 50.6)(51.5 to 52.0)(51.4 to 51.8)
 ≥75 yr52.150.049.452.652.6
(51.9 to 52.3)(49.5 to 50.5)(48.6 to 50.2)(52.3 to 53.0)(52.4 to 52.9)
KSS
 All ages50.249.247.851.250.0
(50.1 to 50.2)(49.0 to 49.3)(47.4 to 48.2)(51.0 to 51.3)(49.8 to 50.9)
 18–29 yr50.250.551.050.349.9
(49.7 to 50.8)(49.7 to 51.3)(48.7 to 53.4)(49.3 to 51.3)(48.8 to 50.9)
 30–44 yr49.249.248.949.648.8
(49.0 to 49.5)(48.8 to 49.7)(47.8 to 50.0)(49.2 to 50.0)(48.3 to 49.4)
 45–59 yr49.248.247.450.548.4
(49.1 to 49.4)(47.9 to 48.5)(46.7 to 48.0)(50.3 to 50.8)(48.1 to 48.7)
 60–74 yr50.449.448.051.750.0
(50.3 to 50.5)(49.1 to 49.7)(47.5 to 48.6)(51.5 to 51.9)(49.8 to 50.2)
 ≥75 yr51.550.247.253.251.5
(51.3 to 51.6)(49.7 to 50.7)(46.4 to 48.0)(52.8 to 53.5)(51.3 to 51.7)
KDQOL-36 Burden of Kidney Disease
 All ages50.248.947.351.649.8
(50.1 to 50.3)(48.8 to 49.1)(47.0 to 47.6)(51.5 to 51.8)(49.7 to 49.9)
 18–29 yr49.549.649.149.649.3
(48.9 to 50.0)(48.8 to 50.4)(46.9 to 51.3)(48.7 to 50.6)(48.2 to 50.3)
 30–44 yr49.449.048.250.049.0
(49.2 to 49.7)(48.6 to 49.5)(47.1 to 49.3)(49.6 to 50.4)(48.5 to 49.5)
 45–59 yr49.748.147.151.348.9
(49.6 to 49.9)(47.8 to 48.4)(46.5 to 47.8)(51.1 to 51.6)(48.7 to 49.2)
 60–74 yr50.549.147.352.150.1
(50.3 to 50.6)(48.8 to 49.4)(46.8 to 47.9)(51.8 to 52.3)(49.9 to 50.3)
 ≥75 yr50.750.146.953.050.3
(50.5 to 50.9)(49.6 to 50.6)(46.2 to 47.6)(52.6 to 53.3)(50.1 to 50.6)
KDQOL-36 Symptoms and Problems of Kidney Disease
 All ages50.149.748.850.550.1
(50.0 to 50.2)(49.5 to 49.9)(48.4 to 49.2)(50.4 to 50.6)(49.9 to 50.2)
 18–29 yr51.051.652.850.550.8
(50.4 to 51.5)(50.7 to 52.5)(50.2 to 55.4)(49.4 to 51.6)(49.7 to 51.8)
 30–44 yr49.750.650.149.649.4
(49.5 to 50.0)(50.1 to 51.1)(48.9 to 51.2)(49.2 to 50.0)(48.9 to 49.9)
 45–59 yr49.449.248.650.048.8
(49.2 to 49.5)(48.9 to 49.5)(47.9 to 49.4)(49.8 to 50.3)(48.5 to 49.1)
 60–74 yr50.249.749.050.850.0
(50.0 to 50.3)(49.4 to 50.0)(48.4 to 49.6)(50.6 to 51.1)(49.8 to 50.2)
 ≥75 yr51.049.847.951.651.4
(50.8 to 51.2)(49.3 to 50.3)(47.1 to 48.7)(51.2 to 52.0)(51.2 to 51.6)
KDQOL-36 Effects of Kidney Disease
 All ages50.149.047.951.250.0
(50.0 to 50.2)(48.9 to 49.2)(47.6 to 48.3)(51.0 to 51.3)(49.8 to 50.1)
 18–29 yr49.849.749.950.349.3
(49.2 to 50.4)(48.8 to 50.5)(47.6 to 52.1)(49.3 to 51.3)(48.3 to 50.4)
 30–44 yr48.948.348.549.348.6
(48.6 to 49.1)(47.8 to 48.8)(47.4 to 49.6)(48.9 to 49.7)(48.1 to 49.2)
 45–59 yr49.047.847.250.348.2
(48.8 to 49.1)(47.5 to 48.1)(46.5 to 47.9)(50.0 to 50.5)(47.9 to 48.5)
 60–74 yr50.449.648.350.849.9
(50.3 to 50.5)(49.3 to 49.9)(47.7 to 48.3)(50.6 to 51.1)(49.7 to 50.1)
 ≥75 yr51.950.647.853.751.8
(51.7 to 52.1)(50.1 to 51.0)(47.0 to 48.6)(53.4 to 54.1)(51.6 to 52.0)