NMRK2 and obesity due to melanocortin 4 receptor deficiency: In comparison with the findings from other models, MCOP, MCPP, and MBzP were consistently positively associated with short sleep duration in both general obesity and abdominal obesity, and BPA and MiBP were positively associated with short sleep duration in abdominal obesity, which similar to the findings in the logistic regression and WQS regression models.