Table 1.
Sample Counts and Weighted Estimates (Standard Error) for Demographic Characteristics
| Classification | Group | Weighted no. | Mean age (SE), y | % female (SE) | % white (SE) |
|---|---|---|---|---|---|
| TMD | Case | 108 | 33.0 (0.6) | 61.2 (3.6) | 50.7 (3.7) |
| Control | 547 | 35.4 (0.4) | 57.0 (2.3) | 52.2 (2.3) | |
| Headache | Case | 201 | 34.6 (0.5) | 71.1 (2.8) | 55.5 (3.0) |
| Control | 454 | 35.3 (0.4) | 51.7 (2.6) | 50.4 (2.6) | |
| IBS | Case | 134 | 34.6 (0.7) | 53.7 (4.0) | 60.1 (3.9) |
| Control | 521 | 35.2 (0.3) | 58.7 (2.2) | 49.8 (2.2) | |
| LBP | Case | 99 | 37.6 (0.7) | 56.7 (4.2) | 62.9 (4.1) |
| Control | 556 | 34.6 (0.3) | 57.9 (2.2) | 50.0 (2.2) | |
| Fibromyalgia | Case | 24 | 34.3 (1.1) | 77.2 (5.9) | 52.7 (7.0) |
| Control | 631 | 35.1 (0.3) | 56.9 (2.0) | 51.9 (2.0) | |
| No. of COPCs | 0 | 307 | 35.6 (0.5) | 54.0 (3.1) | 46.5 (3.1) |
| 1 | 209 | 34.4 (0.5) | 60.0 (3.7) | 55.5 (3.7) | |
| 2 | 83 | 33.6 (0.8) | 57.5 (4.8) | 58.7 (4.7) | |
| 3 | 33 | 36.5 (1.1) | 63.6 (5.8) | 68.4 (5.6) | |
| 4 | 15 | 38.7 (1.4) | 92.2 (4.7) | 39.7 (8.6) | |
| 5 | 6 | 30.9 (1.7) | 48.8 (15.1) | 52.8 (15.1) |