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Table 4 Linear regression analysis to predict the QOL base on substance abuse

From: Quality of life and its related factors in women with substance use disorders referring to substance abuse treatment centers

Independent variables B SE β 95% CI P value
Lower Upper
Cannabis category  − 5.50 2.89  − 0.17  − 11.21 0.22 0.059
Opium category 7.21 4.66 0.14  − 2.01 16.44 0.12
Methamphetamine category  − 6.62 2.44  − 0.24  − 11.45  − 1.79 0.008**
Cocaine category  − 9.82 13.61  − 0.06  − 36.48 17.41 0.49
  1. **The level of significance was set at P < .01
  2. β, standardized regression coefficient; SE, standard error; CI, confidence interval