Fig. 1From: Body mass index and mild cognitive impairment among rural older adults in China: the moderating roles of gender and ageInteraction between BMI, gender and age in the prediction of cognitive function with unadjusted 95% confidence interval based on the model 1. BMI, body mass index. a represents BMI × gender. b represents BMI × age. c represents BMI × gender and BMI × age. d represents BMI × gender×ageBack to article page