Table 1.
Trend Analysis of Subject Demographics Across Four Groups of Subjects with Painful TMD and Increasing Temple Headache Frequency*
| Variable | HA− TMD− (n = 149) |
HA− TMD+ (n = 86) |
IEHA TMD+ (n = 72) |
FEHA TMD+ (n = 172) |
CHA TMD+ (n = 65) |
P value for trend across TMD+ groups |
|---|---|---|---|---|---|---|
| Mean (SD) | ||||||
| Age (y) | 37.6 (13.4) | 37.8 (15.1) | 34.7 (12.9) | 35.1 (11.8) | 41.5 (13.7) | .311 |
| % (n) | ||||||
| Gender (F) | 66.4 (99) | 79.1 (68) | 91.7 (66) | 89.5 (154) | 87.7 (57) | .088 |
| Ethnicity (white) | 87.3 (130) | 90.7 (78) | 87.3 (62) | 94.2 (162) | 98.5 (64) | .027 |
| Education (college graduate) | 83.2 (124) | 82.6 (71) | 91.7 (66) | 85.5 (147) | 75.0 (48) | .252 |
*
Subjects without painful TMD and without headache are shown for comparison. Temple headache (HA) present (+) or absent (−), and TMD pain diagnosis present (+) or absent (−).