Table 4.

Association of baseline mental health with attendance at WW sessions in first 3-months: Results are presented from negative binomial regression models, controlled for randomised group and with robust standard errors to allow for clustering by general practice

Attendance at WW sessions in first 3-months
Mental health at baseline:	Incidence rate ratio (95% CI)	Number of participants
Model 1: Global quality of life	1.06 (0.96, 1.17)	608
Model 2: Satisfaction with life	1.00 (0.999, 1.01)	620
Model 3: Anxiety	1.00 (0.99, 1.01)	625
Model 4: Depression	0.99 (0.98, 0.999)	625

Abbreviations: WW Formerly Weight Watchers, CI Confidence interval