Fig. 4

Health Beliefs and Confidence Level on Intention to Quit Alcohol Drinking. Results are adjusted for age and sex. Confidence to quit alcohol drinking was assessed by using a 5-item response of success: 0-not at all confident, 1-not confident (< 25% chance of success), 2-moderately confidently (25-50% chance of success), 3-confident (50-75% chance of success and 4-very confident (> 75% chance of success). Vertical lines represents 95% confidence intervals. P-values obtained from values of the F statistic and the corresponding degrees of freedom