Table 3.
RAND 4 and 12-item QoL scores by Demographic Groups
| Race/Ethnicity | Differences Between Races | |||||
|---|---|---|---|---|---|---|
| F=46.1(p<.001) for RAND-IAQL-4 F=60.4(p<.001) for RAND-IAQL-12 |
||||||
| Mean (SD) | Hispanic (p-value) | African American (p-value) | Asian (p-value) | Non-Hispanic White (p-value) | ||
| Hispanic | RAND-IAQL-4 RAND-IAQL-12 |
53.5(9.2) 54.2(9.6) |
-- | .17 .08 |
.003 <.001 |
<.001 <.001 |
| African American | RAND-IAQL-4 RAND-IAQL-12 |
52.1(8.9) 52.4(9.2) |
-- | .26 .18 |
<.001 <.001 |
|
| Asian | RAND-IAQL-4 RAND-IAQL-12 |
50.7(9.7) 50.8(9.9) |
-- | <.001 <.001 |
||
| Non-Hispanic White | RAND-IAQL-4 RAND-IAQL-12 |
47.6(9.0) 47.2(9.3) |
-- | |||
| Education | Differences between educational levels | |||||
| F=16.6(p<.001) for RAND-IAQL-4 F=18.9(p<.001) for RAND-IAQL-12 |
||||||
| Mean (SD) | < High School (p-value) | Some College (p-value) | College Graduate (p-value) | Some Grad School or grad degree (p-value) | ||
| < High School | RAND-IAQL-4 RAND-IAQL-12 |
51.5(9.6) 51.6(10.1) |
-- | .34 .43 |
<.001 <.001 |
<.001 <.001 |
| Some College | RAND-IAQL-4 RAND-IAQL-12 |
50.5(9.0) 50.6(9.2) |
-- | <.001 .002 |
<.001 <.001 |
|
| College Graduate | RAND-IAQL-4 RAND-IAQL-12 |
48.5(9.6) 48.6(10.1) |
-- | .50 .11 |
||
| Some Grad school or grad degree | RAND-IAQL-4 RAND-IAQL-12 |
47.6(9.1) 47.2(9.6) |
-- | |||
| Age Group | Differences between age groups | |||||
| F=24.3(p<.001) for RAND-IAQL-4 F=23.7(p<.001) for RAND-IAQL-12 |
||||||
| Mean (SD) | 18–34 (p-value) | 35–49 (p-value) | 50–64 (p-value) | 65+ (p-value) | ||
| 18–34 | RAND-IAQL-4 RAND-IAQL-12 |
51.8(9.3) 51.8(9.9) |
-- | <.001 <.001 |
.001 <.001 |
<.001 <.001 |
| 35–49 | RAND-IAQL-4 RAND-IAQL-12 |
49.2(9.7) 49.1(10.2) |
-- | .46 .46 |
<.001 .002 |
|
| 50–64 | RAND-IAQL-4 RAND-IAQL-12 |
48.4(8.7) 48.3(8.8) |
-- | .03 .05 |
||
| 65+ | RAND-IAQL-4 RAND-IAQL-12 |
46.1(8.6) 46.0(8.9) |
-- | |||
Significance values are based on the Tukey-Kramer correction for multiple comparisons.