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Table 3 Effect of pieces and price on feeling of overeating

From: RETRACTED ARTICLE: Low prices and high regret: how pricing influences regret at all-you-can-eat buffets

  1 Piece 2 Pieces 3 Pieces
  $4 (n = 18) $8 (n = 19) F-Test $4 (n = 18) $8 (n = 21) F-Test $4 (n = 7) $8 (n = 12) F-Test
I ate more pizza than I should have 2.63 (2.06) 1.76 (1.82) 1.62 4.82 (2.55) 3.53 (2.39) 2.47 6.00 (2.00) 4.40 (3.24) 1.34
I feel guilty about how much I ate 2.39 (1.94) 2.26 (1.79) 0.04 3.44 (2.48) 1.68 (1.42) 7.13* 3.71 (1.50) 2.90 (2.08) 0.78
I am physically uncomfortable 2.17 (1.89) 1.955 (1.68) 0.14 2.94 (2.13) 1.28 (0.46) 8.11** 2.43 (1.51) 2.10 (1.91) 0.14
I overate 2.11 (1.81) 1.67 (1.28) 0.72 3.89 (2.59) 1.53 (1.02) 1.63** 3.71 (1.79) 3.50 (2.95) 0.03
I ate more than I should have 2.50 (2.20) 2.00 (1.45) 0.67 4.28 (2.44) 2.05 (1.72) 10.36** 4.57 (2.23) 4.00 (3.02) 0.18
  1. *p < .05, **p < .01
  2. All scaled questions are measured on a Likert scale with 1 = strongly disagree and 9 = strongly agree. Standard deviations are in parentheses