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Table 2 Multiple linear regression analysis on total WHOQOL-BREF scores

From: Biological rhythms are independently associated with quality of life in bipolar disorder

  Standardized coefficient (β) Standard error Unstandardized coefficients (b) Standard error t value Pearson’s r
MADRS −0.30** 0.10 −1.73 0.59 −2.93 −0.60**
BRIAN −0.31** 0.11 −1.87 0.69 −2.73 −0.60**
PSQI (no meds) −0.16 0.11 −2.61 1.70 −1.54 −0.55**
Sleep meds −0.45* 0.17 −27.47 10.76 −2.55 n/a
  1. Adj. r 2 = 0.494, f = 20.28, df = 4, 75, p < 0.0001
  2. * Significant at p < 0.05
  3. ** Significant at p < 0.01