Table 2 Patient Characteristics at baseline.
From: Atrial fibrillation is associated with lean body mass in postmenopausal women
Cohort Characteristics | Women without AF*, n = 4854 | Women with AF*, n = 850 | p-value | ||
|---|---|---|---|---|---|
% | yes/total no. | % | yes/total no. | ||
Age at baseline, years | |||||
Mean ± SD: | 69.7 ± 6.5 (n = 4854) | 73.0 ± 6.1 (n = 850) | <0.001 | ||
Ever Smoking (yes/no) | 52.1 | 2522/4844 | 55.5 | 472/850 | 0.067 |
Alcohol (≥7 drinks/week) | 32.6 | 1570/4810 | 32.7 | 278/849 | 0.984 |
Education | |||||
Primary (9 yr) | 71.2 | 3448/4841 | 73.1 | 621/850 | 0.507 |
High school (12 yr) | 21.8 | 1053/4841 | 20.7 | 176/850 | |
University (17 yr) | 7.0 | 340/4841 | 6.2 | 53/850 | |
Exercise weekly (yes/no) | 69.4 | 3359/4842 | 64.9 | 552/850 | 0.011 |
HRT ever | 27.8 | 1349/4854 | 29.3 | 249/850 | 0.391 |
Blood pressure, mmHg | |||||
Systolic (mean) | 149.2 ± 24.0 (n = 4707) | 156.0 ± 26.2 (n = 826) | <0.001 | ||
Diastolic (mean) | 81.7 ± 11.3 (n = 4709) | 82.8 ± 12.7 (n = 826) | 0.009 | ||
Hypertension** | 60.1 | 2918/4854 | 71.8 | 610/850 | <0.001 |
Hyperlipidaemia** | 17.7 | 859/4854 | 14.3 | 121/850 | 0.016 |
Diabetes mellitus** | 6.0 | 291/4854 | 8.4 | 71/850 | 0.012 |
IHD** | 5.3 | 258/4854 | 8.6 | 73/850 | <0.001 |
PAD** | 1.3 | 64/4854 | 1.4 | 12/850 | 0.955 |
CHF** | 0.8 | 41/4854 | 2.0 | 17/850 | 0.004 |
Thyroid disease** | 2.8 | 137/4854 | 4.2 | 36/850 | 0.035 |
BMI, kg/m2 | |||||
Mean ± SD: | 26.1 ± 4.2 (n = 4684) | 26.6 ± 4.4 (n = 812) | 0.002 | ||
Normal weight | 43.7 | 2048 | 40.4 | 328 | 0.002 |
Over-weight | 40.2 | 1881 | 38.5 | 313 | |
Obese | 16.1 | 755 | 21.1 | 171 | |
Weight, kg | |||||
Mean ± SD: | 67.5 ± 11.6 (n = 4684) | 69.1 ± 12.3 (n = 812) | <0.001 | ||
T1 (34.0–62.0 kg) | 34.3 | 1605 | 29.9 | 243 | 0.002 |
T2 (>62, 0 <71.7 kg) | 33.2 | 1553 | 31.3 | 254 | |
T3 (71.7–134.2 kg) | 32.6 | 1526 | 38.8 | 315 | |
Height, cm | |||||
Mean ± SD: | 160.9 ± 5.9 (n = 4684) | 161.2 ± 6.1 (n = 812) | 0.185 | ||
T1 (134.4–158.4 cm) | 34.0 | 1592 | 33.0 | 268 | 0.098 |
T2 (>158.4 < 163.4 cm) | 33.2 | 1553 | 30.4 | 247 | |
T3 (163.4–182.9 cm) | 32.9 | 1539 | 36.6 | 297 | |
DXA: Total fat mass, kg | |||||
Mean ± SD: | 27.9 ± 9.1 (n = 4412) | 28.7 ± 9.4 (n = 760) | 0.037 | ||
T1 (2.3–23.7 kg) | 34.0 | 1498 | 31.3 | 238 | 0.020 |
T2 (>23.7 < 31.2 kg) | 33.6 | 1482 | 31.1 | 236 | |
T3 (31.2–76.3 kg) | 32.5 | 1432 | 37.6 | 286 | |
DXA: Fat % | |||||
Mean ± SD: | 43.1 ± 7.9 (n = 4412) | 43.5 ± 8.0 (n = 760) | 0.275 | ||
T1 (7.7–40.4%) | 34.0 | 1502 | 29.7 | 226 | 0.052 |
T2 (>40.4 < 47.0%) | 33.1 | 1460 | 34.1 | 259 | |
T3 (47.0–64.8%) | 32.9 | 1450 | 36.2 | 275 | |
DXA: Total lean mass, kg | |||||
Mean ± SD: | 33.5 ± 3.7 (n = 4412) | 33.9 ± 3.8 (n = 760) | 0.004 | ||
T1 (22.5–31.9 kg) | 34.3 | 1512 | 29.6 | 225 | 0.030 |
T2 (>31.9 < 34.9 kg) | 33.2 | 1465 | 34.2 | 260 | |
T3 (34.9–59.4 kg) | 32.5 | 1435 | 36.2 | 275 | |
DXA: LBMi, kg/m2 | |||||
Mean ± SD: | 12.9 ± 1.2 (n = 4400) | 13.1 ± 1.2 (n = 757) | 0.008 | ||
T1 (9.1–12.4 kg/m2) | 34.1 | 1502 | 29.9 | 226 | 0.067 |
T2 (>12.4 < 13.4 kg/m2) | 33.1 | 1455 | 34.7 | 263 | |
T3 (13.4–22.0 kg/m2) | 32.8 | 1443 | 35.4 | 268 | |
