Table 2.
Gorging pts. 361 | Snacking pts. 312 | Grazing pts. 261 | Binge pts. 187 | Total pts. 1121 | P value | Post hoc test: significant differences | |
---|---|---|---|---|---|---|---|
Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | |||
Impulsiveness | |||||||
BES | 8.00 (5.68) | 13.60 (5.81) | 19.72 (6.40) | 28.37 (5.77) | 15.68 (9.26) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus other EB: p < 0.001b | |||||||
Snacking versus other EB: p < 0.001b | |||||||
EDI-2 (Bu) | 1.56 (2.22) | 2.97 (3.15) | 4.81 (3.87) | 9.18 (4.75) | 3.98 (4.29) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus other EB: p < 0.001b | |||||||
Snacking versus other EB: p < 0.001b | |||||||
EDI-2 (IR) | 2.54 (3.59) | 3.66 (4.06) | 5.44 (5.00) | 10.64 (6.81) | 4.88 (5.48) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus other EB: p < 0.001b | |||||||
Snacking versus gorging: p = 0.013b | |||||||
BIS-11 (Ba)* | 56.56 (9.32) | 61.87 (9.06) | 66.36 (9.42) | 76.40 (10.36) | 63.63 (11.62) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus other EB: p < 0.001b | |||||||
Snacking versus other EB: p < 0.001b | |||||||
*Subscales | |||||||
BIS-11 (CF) | 13.36 (3.12) | 14.59 (3.21) | 16.13 (3.52) | 19.05 (4.32) | 15.30 (3.98) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus other EB: p < 0.001b | |||||||
Snacking versus other EB: p < 0.001b | |||||||
BIS-11 (MF) | 19.38 (4.03) | 20.99 (4.02) | 22.12 (4.36) | 25.68 (4.94) | 21.52 (4.77) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus snacking: p = 0.01b | |||||||
Grazing versus gorging: p < 0.001b | |||||||
Snacking versus gorging: p < 0.001b | |||||||
BIS-11 (NPF) | 23.85 (4.72) | 26.53 (4.38) | 28.11 (4.58) | 31.71 (4.46) | 26.90 (5.28) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus other EB: p < 0.001b | |||||||
Snacking versus other EB: p < 0.001b | |||||||
Body image | |||||||
EDI-2 (BD) | 14.20 (6.56) | 16.52 (6.00) | 18.06 (6.47) | 19.86 (5.56) 16.69 (6.54) |
<0.001a | Binge versus grazing: p = 0.016b | |
Binge versus snacking: p < 0.001b | |||||||
Binge versus gorging: p < 0.001b | |||||||
Grazing versus snacking: p = 0.019b | |||||||
Grazing versus gorging: p < 0.001b | |||||||
Snacking versus gorging: p < 0.001b | |||||||
BUT (WP) | 1.97 (1.30) | 2.46 (1.22) | 2.90 (1.18) | 3.58 (1.34) | 2.59 (1.37) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus other EB: p < 0.001b | |||||||
Snacking versus other EB: p < 0.001b | |||||||
BUT (BIC) | 2.12 (1.28) | 2.75 (1.38) | 3.14 (1.19) | 3.86 (1.76) | 2.82 (1.51) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus snacking: p = 0.005b | |||||||
Grazing versus gorging: p < 0.001b | |||||||
Snacking versus gorging: p < 0.001b | |||||||
BUT (A) | 0.94 (1.06) | 1.44 (1.34) | 1.92 (1.26) | 2.81 (1.51) | 1.62 (1.42) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus other EB: p < 0.001b | |||||||
Snacking versus other EB: p < 0.001b | |||||||
BUT (CSM) | 0.92 (0.88) | 1.34 (0.97) | 1.56 (0.95) | 2.12 (1.02) | 1.39 (1.03) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus snacking: p = 0.03b | |||||||
Grazing versus gorging: p < 0.001b | |||||||
Snacking versus gorging: p < 0.001b | |||||||
Depression | |||||||
EDI-2 (GSI) | 1.48 (1.00) | 2.04 (1.22) | 2.44 (1.02) | 3.17 (1.22) | 2.14 (1.25) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus other EB: p < 0.001b | |||||||
Snacking versus other EB: p < 0.001b | |||||||
EDI-2 (I) | 3.98 (4.25) | 5.81 (5.37) | 7.80 (5.55) | 12.93 (6.56) | 6.87 (6.12) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus other EB: p < 0.001b | |||||||
Snacking versus other EB: p < 0.001b | |||||||
BUT (D) | 0.95 (1.13) | 1.47 (1.28) | 2.02 (1.36) | 2.89 (1.44) | 1.66 (1.45) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus other EB: p < 0.001b | |||||||
Snacking versus other EB: p < 0.001b | |||||||
BDI-II (G) | 10.48 (7.66) | 13.44 (8.62) | 17.86 (10.61) | 26.39 (9.84) | 15.67 (10.59) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus other EB: p < 0.001b | |||||||
Snacking versus other EB: p < 0.001b | |||||||
SF36 (MCS) | 70.64 (19.81) | 62.19 (20.56) | 55.59 (20.91) | 39.13 (21.64) | 59.55 (23.18) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus snacking: p = 0.001b | |||||||
Grazing versus gorging: p < 0.001b | |||||||
Snacking versus gorging: p < 0.001b | |||||||
Anxiety | |||||||
STAI-Y | 37.06 (10.05) | 40.84 (10.53) | 46.80 (12.54) | 55.96 (11.59) | 43.53 (12.88) | <0.001a | Binge versus other EB: p < 0.001b |
Grazing versus other EB: p < 0.001b | |||||||
Snacking versus other EB: p < 0.001b |
Ba, barratt; Bu, bulimia; IR, impulse regulation, BD, body dissatisfaction; WP, weight phobia; BIC, body image concern; A, avoidance; CSM, check self monitoring; GSI, global symptom index, I, ineffectiveness; D, depersonalization; G, global; SF36 MCS, mental component summary
a ANOVA, b Bonferroni