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Table 2 Contribution of reward and punishment sensitivity to objective binge eating frequency and compensatory behavior frequency in males and females N = 1020

From: Reward and punishment sensitivity and disordered eating behaviors in men and women

  Adjusted R 2 ΔAdjusted R 2 b SE β p
Binge eatingb
 Regression 1:
  Step 1: 0.01      .02
   BMI    0.04 0.02 0.08 .02
  Step 2: 0.02 0.02     .00
   BMI    0.04 0.02 0.08 .03
   Gendera    0.02 0.16 0.00 .91
   Punishment sensitivityc    0.07 0.02 0.18 .01
   Gender x Punishment Sensitivityc    −0.02 0.03 −0.05 .40
 Regression 2:
  Step 1: 0.01      .04
   BMI    0.04 0.02 0.07 .04
  Step 2: 0.03 0.02     .00
   BMI    0.04 0.02 0.08 .03
   Gendera    0.20 0.16 0.04 .23
   Reward sensitivityc    0.05 0.03 0.11 .04
   Gender x Reward Sensitivityc    0.02 0.03 0.04 .50
Compensatory behaviorsb
 Regression 3: 0.01      .28
Gendera    0.23 0.46 0.02 .62
  Punishment sensitivityc    0.04 0.06 0.03 .57
  Gender x Punishment Sensitivityc    0.05 0.08 0.03 .56
 Regression 4: 0.01      .01
  Gendera    0.52 0.47 0.04 .26
  Reward sensitivityc    0.03 0.07 0.02 .69
  Gender x Reward Sensitivityc    0.22 0.09 0.12 .02
  1. aDemographic Survey; Males coded as 0, Females coded as 1
  2. bEating Disorders Diagnostic Scale (EDDS)
  3. cSensitivity to Punishment/Sensitivity to Reward Questionnaire (SPSRQ)