Table 5.
KDQOL-36 scale normative scores in T-score metric for race/ethnicity and age groups
| Scale | All Races | Hispanic | Asian | Black | White |
|---|---|---|---|---|---|
| Mean (95% CI) | Mean (95% CI) | Mean (95% CI) | Mean (95% CI) | Mean (95% CI) | |
| SF-12 PCS | |||||
| All ages | 37.8 | 38.8 | 38.3 | 39.2 | 36.0 |
| (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 yr | 43.0 | 45.0 | 45.2 | 42.5 | 41.7 |
| (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 yr | 40.7 | 42.0 | 41.8 | 41.2 | 38.8 |
| (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 yr | 38.3 | 38.6 | 39.0 | 39.7 | 36.2 |
| (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 yr | 37.2 | 38.3 | 38.1 | 38.5 | 35.6 |
| (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 yr | 36.1 | 36.6 | 35.9 | 37.4 | 35.4 |
| (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 ages | 50.9 | 49.2 | 49.7 | 51.4 | 51.3 |
| (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 yr | 49.8 | 49.5 | 49.4 | 50.6 | 49.2 |
| (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 yr | 49.9 | 49.5 | 50.4 | 50.2 | 49.5 |
| (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 yr | 50.1 | 48.6 | 49.5 | 51.0 | 50.0 |
| (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 yr | 51.2 | 49.2 | 50.0 | 51.7 | 51.6 |
| (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 yr | 52.1 | 50.0 | 49.4 | 52.6 | 52.6 |
| (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 ages | 50.2 | 49.2 | 47.8 | 51.2 | 50.0 |
| (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 yr | 50.2 | 50.5 | 51.0 | 50.3 | 49.9 |
| (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 yr | 49.2 | 49.2 | 48.9 | 49.6 | 48.8 |
| (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 yr | 49.2 | 48.2 | 47.4 | 50.5 | 48.4 |
| (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 yr | 50.4 | 49.4 | 48.0 | 51.7 | 50.0 |
| (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 yr | 51.5 | 50.2 | 47.2 | 53.2 | 51.5 |
| (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 ages | 50.2 | 48.9 | 47.3 | 51.6 | 49.8 |
| (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 yr | 49.5 | 49.6 | 49.1 | 49.6 | 49.3 |
| (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 yr | 49.4 | 49.0 | 48.2 | 50.0 | 49.0 |
| (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 yr | 49.7 | 48.1 | 47.1 | 51.3 | 48.9 |
| (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 yr | 50.5 | 49.1 | 47.3 | 52.1 | 50.1 |
| (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 yr | 50.7 | 50.1 | 46.9 | 53.0 | 50.3 |
| (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 ages | 50.1 | 49.7 | 48.8 | 50.5 | 50.1 |
| (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 yr | 51.0 | 51.6 | 52.8 | 50.5 | 50.8 |
| (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 yr | 49.7 | 50.6 | 50.1 | 49.6 | 49.4 |
| (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 yr | 49.4 | 49.2 | 48.6 | 50.0 | 48.8 |
| (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 yr | 50.2 | 49.7 | 49.0 | 50.8 | 50.0 |
| (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 yr | 51.0 | 49.8 | 47.9 | 51.6 | 51.4 |
| (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 ages | 50.1 | 49.0 | 47.9 | 51.2 | 50.0 |
| (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 yr | 49.8 | 49.7 | 49.9 | 50.3 | 49.3 |
| (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 yr | 48.9 | 48.3 | 48.5 | 49.3 | 48.6 |
| (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 yr | 49.0 | 47.8 | 47.2 | 50.3 | 48.2 |
| (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 yr | 50.4 | 49.6 | 48.3 | 50.8 | 49.9 |
| (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 yr | 51.9 | 50.6 | 47.8 | 53.7 | 51.8 |
| (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) | |