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Table 5 Multiple linear regression for the predictors of HDRS scale of depression among the treated group

From: Changes in tryptophan and phenylalanine in chronic HCV patients treated with direct acting antiviral (sofosbuvir)

Model summary R 2 Adjusted R2 SEE F p value
0.553 0.529 6.8 22.9 < 0.001 (HS)
Variable Unstandardized coefficients Standardized coefficients 95% CI of B t p
B Std. error Beta
(Constant) − 15.05 6.4 − 38.2 to − 8.1 3.37 < 0.001 (HS)
Phenylalanine 22.2 3.79 0.655 14.1 to 30.2 5.59 < 0.001 (HS)
Tryptophan − 5.78 0.47 − 0.294 − 7.74 to − 1.75 2.15 0.031 (S)
  1. S significant, HS highly significant