Table 6.
Comparison of key demographic, anthropometric variables and hemodynamic parameters indexed for body size (BSA) and non-indexed for body size between subjects with and without abdominal obesity. Comparisons are adjusted for age and gender.
| Variables | No abdominal obesity (n=1927) |
Abdominal Obesity (n=438) |
P Value |
|---|---|---|---|
| General Characteristics | |||
| Age | 45.5 (45.2–45.8) | 47.4 (46.9–48) | <0.0001 |
| Male Gender | 941 (48.8) | 201 (45.9) | 0.27 |
| Body Height, m | 169 (169–170) | 169 (168–170) | 0.95 |
| Body Weight, Kg | 69.8 (69.3–70.4) | 90.6 (89.5–91.7) | <0.0001 |
| Body Surface Area | 1.82 (1.81–1.83) | 2.08 (2.07–2.1) | <0.0001 |
| Indexed Variables, allometric powers | |||
| SVR, dyn·s·cm−5m1.8 (b=−0.92) | 3188 (3156–3220) | 3312 (3245–3379) | 0.001 |
| Aortic Zc, mmHg·ms·L−1m1.3 (b=−0.64) | 183 (181–185) | 186 (181–191) | 0.32 |
| Total Arterial Compliance, mmHg·L·m−2.1 (b=+1.06) | 529 (523–535) | 493 (479–506) | <0.0001 |
| Ea, mmHg·mL−1·m2.4 (b=−1.18) | 2.97 (2.94–3) | 3.39 (3.32–3.46) | <0.0001 |
| Ees, mmHg·mL−1·m2.1 (b=−1.05) | 3.39 (3.35–3.43) | 3.79 (3.7–3.87) | <0.0001 |
| Central Augmentation Index, m0.8 (b=−0.4) | 156 (155–157) | 159 (157–161) | 0.03 |
| Time to Inflection Point, msec·m−0.9 (b=+0.45) | 117 (116–118) | 108 (106–110) | <0.0001 |
| Indexed Variables, ratiometric method | |||
| SVR, dyn·s·cm−5m2 | 3336 (3302–3369) | 3502 (3432–3573) | <0.0001 |
| Aortic Zc, mmHg·ms·L−1m2 | 226 (223–229) | 241 (235–247) | <0.0001 |
| Total Arterial Compliance, mmHg·L·m−2 | 547 (540–553) | 513 (499–527) | <0.0001 |
| Ea, mmHg·mL−1·m2 | 2.67 (2.64–2.7) | 2.96 (2.9–3.02) | <0.0001 |
| Ees, mmHg·mL−1·m2 | 3.29 (3.26–3.33) | 3.66 (3.57–3.74) | <0.0001 |
| Central Augmentation Index, m2 | 223 (221–225) | 247 (244–251) | <0.0001 |
| Time to Inflection Point, msec·m−2 | 282 (279–285) | 318 (313–0.324) | <0.0001 |
| Non-Indexed Variables | |||
| SVR, dyn·s/cm5 | 1851 (1832–1869) | 1686 (1646–1726) | <0.0001 |
| Aortic Zc, mmHg·s/L | 125 (124–127) | 116 (113–119) | <0.0001 |
| Total Arterial Compliance, mmHg/L | 1000 (987–1013) | 1076 (1048–1103) | <0.0001 |
| Ea, mmHg/mL | 1.48 (1.47–1.5) | 1.43 (1.39–1.46) | 0.002 |
| Ees, mmHg/mL | 1.84 (1.81–1.86) | 1.76 (1.72–1.81) | 0.006 |
| Central Augmentation Index | 123 (123–124) | 119 (117–120) | <0.0001 |
| Time to Inflection Point, msec | 154 (153–155) | 151 (149–154) | 0.07 |
| Reflection Magnitude | 0.48 (0.48–0.49) | 0.46 (0.45–0.47) | <0.0001 |
Numbers represent mean (95%CI) or count (percentage). Comparisons in hemodynamic indices are adjusted for age and gender.