Table 1.
Demographic Characteristics of the Diagnostic Groupsa
| Characteristic | Normotensive | White Coat Hypertensive | Sustained Hypertensive | Masked Hypertensive |
|---|---|---|---|---|
| Age, mean (SD), yb | 45.9 (13) (n = 85) | 56.3 (14) (n = 20) | 56.0 (13) (n = 90) | 52.2 (17) (n = 43) |
| BMI, mean (SD) | 26.7 (6) (n = 78) | 27.6 (6) (n = 19) | 27.1 (5) (n = 87) | 27.0 (5) (n = 40) |
| Race, No. (%) | ||||
| White, non-Hispanic | 38 (45) | 15 (75) | 58 (64) | 24 (56) |
| White, Hispanic | 8 (9) | 1 (5) | 6 (7) | 2 (5) |
| Black, non-Hispanic | 25 (29) | 3 (15) | 14 (15) | 11 (26) |
| Black, Hispanic | 3 (4) | 0 | 3 (3) | 2 (5) |
| Asian/Indian/Pacific Islander | 6 (7) | 1 (5) | 4 (4) | 3 (7) |
| Native American/Alaskan Native | 1 (1) | 0 | 0 | 0 |
| Other | 4 (5) | 0 | 6 (7) | 1 (2) |
| Total | 85 (100) | 20 (100) | 91 (100) | 43 (100) |
| Female, No. (%)c | 52 (62) | 14 (70) | 37 (41) | 20 (46) |
Abbreviation: BMI, body mass index (calculated as weight in kilograms divided by height in meters squared).
a
Data on age missing from 3 study participants; data on BMI missing from 2 study participants.
b
P < .001 (these variables are included as covariates in the analyses).
c
P < .05.