Table 2

Changes in the estimate of the association between age at the onset of cranial-cervical dystonia and female sex after controlling for potential confounding factors

AdjustmentRegression coefficient95% CIp Value
The models were fitted on 185 women and 79 men.
 CI, confidence interval.
None4.91.1 to 8.60.011
Duration of disease5.22 to 8.90.003
Education level2.2−1.5 to 6.010.24
Distance of referral4.91.1 to 8.70.011
Duration of disease, education level, and distance of referral3.2−0.2 to 6.80.07