Sensitivity analyses
weight loss
Using the intention to treat principle for sensitivity analyses, all effects of the group by time interaction in the mixed model were maintained. Two women in the control group reported that they participated in two self-selected weight loss programmes between the 3-month and 12-month follow-up visits. Excluding these women from the mixed model analyses produced the same effects of the dietary treatment as in the main analyses, and additionally decreasing effects on serum insulin (