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Table 5 MLR model predicting increase in PSQI total score

From: Sleeping problems in Chinese illicit drug dependent subjects

Variable B 95% Confidence interval p
Age 0.048 0.015 to 0.080 0.004
Gender 1.126 0.422 to 1.830 0.002
Cigarette/day 0.032 0.013 to 0.051 0.001
Drinking or not 0.736 0.264 to 1.209 0.002
Duration of drug use (M) 0.011 0.006 to 0.016 <0.001
  1. Multiple linear regression model (MLR) model.
  2. Y =4.555 + 0.048 age + 1.126 gender + 0.032 cigarette/day + 0.736 drinking + 0.011 duration of drug use (Months).