Table 1.
Characteristics of adults prior to undergoing Roux-en-Y gastric bypass in the CVD risk score sample and CVD event sample, stratified by sex.
| CVD risk score sample (N=12345)a No. (%)b | CVD event sample (N=1770) No. (%)b | |||
|---|---|---|---|---|
| Female (N=1013) | Male (N=221) | Female (N=1413) | Male (N=357) | |
| Age, years | ||||
| Median (25th −75th %-ile) | 45 (36, 53) | 47 (38, 55) | 45 (36, 53) | 47 (39, 56) |
| Range | 19–70 | 19–75 | 19–73 | 19–75 |
| Race | N=1397 | N=354 | ||
| White | 860 (84.9) | 204 (92.3) | 1177 (84.3) | 317 (89.5) |
| Black | 115 (11.4) | 14 (6.3) | 168 (12.0) | 28 (7.9) |
| Other | 38 (3.8) | 3 (1.4) | 52 (3.7) | 9 (2.5) |
| Ethnicity | N=356 | |||
| Hispanic | 39 (3.8) | 7 (3.2) | 72 (5.1) | 15 (4.2) |
| Non-Hispanic | 974 (96.2) | 214 (96.8) | 1341 (94.9) | 341 (95.8) |
| Married or living as marriedc | 788/1302 (60.6) | 231/332 (69.6) | 788/1301 (60.6) | 231/332 69.6 |
| Education | N=970 | N=209 | N=1303 | N=332 |
| High school or less | 231 (23.8) | 45 (21.5) | 312 (23.9) | 73 (22.0) |
| Some college | 419 (43.2) | 87 (41.6) | 559 (42.9) | 141 (42.5) |
| College degree | 320 (33.0) | 77 (36.8) | 432 (33.2) | 118 (35.5) |
| Employed for payc | 680/967 (70.3) | 150/206 (72.8) | 894/1298 (68.9) | 231/328 (70.4) |
| Household income, US $ | N=939 | N=205 | N=1263 | N=326 |
| Less than 25,000 | 181 (19.3) | 29 (14.2) | 262 (20.7) | 54 (16.6) |
| 25,000–49,999 | 278 (29.6) | 58 (28.3) | 368 (29.1) | 79 (24.2) |
| 50,000–74,999 | 216 (23.0) | 42 (20.5) | 299 (23.7) | 79 (24.2) |
| 75,000–99,999 | 141 (15.0) | 30 (14.6) | 188 (14.9) | 49 (15.0) |
| >100,000 | 123 (13.1) | 46 (22.4) | 146 (11.6) | 65 (19.9) |
| Current smoker | 18 (1.8) | 5 (2.3) | 32 (2.3) | 11 (3.1) |
| N=1011 | N=1410 | N=356 | ||
| Body mass index, kg/m2 | ||||
| Median (25th −75th %-ile) | 46.1 (42.2, 51.3) | 47.4 (43.2, 53.0) | 46.3 (42.1, 51.5) | 47.8 (43.4, 53.3) |
| Range | 34.1–81.0 | 33.7–76.0 | 33.8–81.0 | 33.7–76.0 |
| Hypertension medicationc | 560 (55.3) | 140 (63.3) | 777/1394 (55.7) | 239/353 (67.7) |
| Hyperlipidemia medicationc | 266/1007 (26.4) | 75/221 (33.9) | 380/1379 (27.6) | 147/352 (41.8) |
| Total cholesterol (mg/dl) | N=1357 | N=344 | ||
| Median (25th −75th %-ile) | 189.0 (162.0, 215.0) | 175.0 (153.0, 198.0) | 188.0 (162.0, 215.0) | 170.5 (148.0, 197.0) |
| Range | 84.0–384.0 | 96.0–298.0 | 84.0–384.0 | 96.0–469.0 |
| High-density lipoproteins (mg/dl) | N=1357 | N=344 | ||
| Median (25th −75th %-ile) | 44.0 (38.0, 53.0) | 37.0 (32.0, 43.0) | 44.0 (38.0, 52.0) | 36.0 (31.0, 42.0) |
| Range | 21.0–107.0 | 21.0–83.0 | 21.0–107.0 | 15.0–83.0 |
| Low-density lipoprotein (mg/dl) | N=866 | N=192 | N=1160 | N=299 |
| Median (25th −75th %-ile) | 112.0 (89.0, 134.0) | 105.0 (82.0, 124.0) | 112.0 (89.0, 134.0) | 101.0 (78.0, 124.0) |
| Range | 27.0–308.0 | 23.0–223.0 | 27.0–308.0 | 23.0–223.0 |
| Triglycerides (mg/dl) | N=863 | N=192 | N=1155 | N=299 |
| Median (25th −75th %-ile) | 137.0 (101.0, 191.0) | 141.0 (106.0, 199.5) | 138.0 (100.0, 193.0) | 142.0 (107.0, 208.0) |
| Range | 37.0–1584.0 | 43.0–675.0 | 30.0–1584.0 | 43.0–1677.0 |
| Systolic blood pressure (mmHg) | N=1383 | N=354 | ||
| Median (25th −75th %-ile) | 129.0 (120.0, 138.0) | 133.0 (120.0, 142.0) | 128.0 (119.0, 138.0) | 130.0 (120.0, 142.0) |
| Range | 83.0–189.0 | 90.0–186.0 | 83.0–189.0 | 90.0–192.0 |
| Type 2 Diabetes | 314 (31.0) | 90 (40.7) | 455/1385 (32.9) | 160/352 (45.5) |
| Hypertension | 667 (65.8) | 164 (74.2) | 926/1387 (66.8) | 281/353 (79.6) |
Abbreviations: CVD, cardiovascular disease.
a
Participants free of pre-surgery history of cardiovascular disease and have cardiovascular disease risk score at pre-surgery and at least one follow-up assessment.
b
Denominator shifts between variables due to missing data. Data are reported as No. (%) unless otherwise indicated.
c
No./total (%).