Table 1 Independent sociodemographic variables
Variable | Values |
|---|---|
Age | Years |
Sex | Man/Woman |
Duration of symptoms | Months |
Work | Employed/Unemployed |
Work with lifting | Yes/No/Varied |
Work with sustained focal distance | Hours |
Housework | Hours |
Mouthguard | Yes/No |
Dental prosthesis | Yes/No |
Visual problems | Yes/No |
Headaches | Yes/No |
Headache frequency | Daily - Weekly - Monthly - Quarterly - Annual |
Medication | Yes/No |