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Table 2 One way between-groups analysis of variance on five dimensions of HRQL in morbidly obese patients undergoing either RYGB or ILI

From: Health related quality of life after gastric bypass or intensive lifestyle intervention: a controlled clinical study

  Changes from baseline Adjusted between group difference, mean (95% CI) P ES
  RYGB ILI
(n=76) (n=63)
Physical dimensiona 16.8 (9.7) 4.9 (9.4) 8.6 (4.6,12.6) <.001 .83
Mental dimensiona 9.6 (9.1) 3.5 (8.9) 5.4 (1.5,9.3) .007 .50
Emotional dimensionb 42.7 (25.5) 15.7 (21.7) 25.2 (15.0,35.4) <.001 1.06
Number of obesity symptomsc −5.3 (4.6) −2.9 (4.7) −2.3 (−4.5,-.6) .012 .56
Symptom distressd −25.2 (20.7) −14.3 (16.5) −8.7 (−15.4,-1.8) .013 .37
  1. Adjustments were made for age at the onset of obesity and baseline values of age, BMI physical activity level, and HRQL. (a) SF-36 (scale 0–100). (b) OWLQOL (scale 0–102). (c) WRSM (scale 0–20). (d) WRSM (scale 0–120). Statistical significance (P) and effect size (ES) are reported.