Table 1 Characteristics of study participants grouped by periodontitis condition
Variables | Total populationa (n = 4,733) | Non-periodontitisa (n = 2,702) | Periodontitisa (n = 2,031) | P Value |
|---|---|---|---|---|
Age, Mean ± SE | 39.5 ± 0.1 | 38.8 ± 0.2 | 40.5 ± 0.2 | < 0.001 |
Men, n (%) | 2303 (51.3) | 1087(43.2) | 1216(63.2) | < 0.001 |
Race, n (%) | < 0.001 | |||
Mexican American | 746 (15.2) | 311(11.1) | 435(21.3) | |
Other Hispanic | 475 (8.7) | 254(8.5) | 221(9.1) | |
Non-Hispanic White | 2011 (47.0) | 1337(52.3) | 674(39.3) | |
Non-Hispanic Black | 844 (17.0) | 414(15.3) | 430(19.4) | |
Other Race | 657 (11.2) | 386(12.9) | 271(10.9) | |
Education, n (%) | < 0.001 | |||
Less than 9th grade | 343 (6.4) | 114(3.7) | 229(10.3) | |
9-11th grade | 654 (14.5) | 270(10.0) | 384(21.2) | |
High school graduate | 992 (21.4) | 447(17.0) | 545(28.1) | |
Some college | 1365 (28.2) | 823(30.8) | 542(24.2) | |
College graduate or above | 1375 (29.5) | 1047(38.4) | 328(16.2) | |
Marital Status, n (%) | < 0.001 | |||
Married | 2804 (59.3) | 1700(63.4) | 1104(53.4) | |
Living with partner | 43 (1.0) | 19(0.9) | 24(0.9) | |
Widowed | 496 (11) | 268(8.9) | 228(14) | |
Divorced | 179 (3.4) | 76(3) | 103(4) | |
Separated | 732 (15.5) | 424(16.4) | 308(14.1) | |
Never married | 478(9.9) | 215(7.4) | 263(13.7) | |
PIR, n (%) | < 0.001 | |||
< 1 | 950 (22.0) | 412(15.6) | 538(31.6) | |
≥ 1 and < 3 | 1680 (38.5) | 862(35.0) | 818(43.3) | |
≥ 3 | 1738 (39.5) | 1259(49.3) | 479(25.0) | |
Smoking status, n (%) | < 0.001 | |||
Never | 2805 (59.5) | 1757(66) | 1048(49.9) | |
Previous | 807 (16.8) | 482(17.0) | 325(16.6) | |
Current | 1120 (23.7) | 463(16.9) | 657(33.5) | |
Alcohol consumption, n (%) | 3318 (78.2) | 1912(77.7) | 1406(79.2) | 0.646 |
Physical activity, n (%) | 1782 (39.6) | 958(37.7) | 824(42.7) | 0.023 |
BMI, Mean ± SE | 29.46 ± 0.2 | 29.3 ± 0.2 | 29.7 ± 0.3 | 0.007 |
Diabetes, n (%) | 0.033 | |||
No | 4391 (92.2) | 2538(93.6) | 1853(90.1) | |
Borderline | 74 (1.6) | 41(1.6) | 33(1.6) | |
Yes | 265 (6.2) | 120(4.8) | 145(8.3) | |
Vitamin E intake, Mean ± SE | 8.61 ± 0.2 | 9.1 ± 0.2 | 7.9 ± 0.2 | 0.003 |
White blood cell, Mean ± SE | 6.9 ± 0.1 | 6.8 ± 0.1 | 7.1 ± 0.1 | < 0.001 |
Total cholesterol, Mean ± SE | 5.08 ± 0.0 | 5.0 ± 0.0 | 5.2 ± 0.0 | < 0.001 |