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. 2021 Sep 27;9:e12047. doi: 10.7717/peerj.12047

Table 2. Body image, self-esteem and mental self-schemas in the groups with different BMI and weight-related stigmatization experiences—Mann–Whitney U tests.

Variables Median in the BMI group (interquartile range) Median in the weight-related stigmatization experiences group (interquartile range)
Normal Excess p ES No Yes p ES
(1) Actual body image 5.0 (2.0) 8.0 (1.0) <0.001 −0.822 5.0 (1.0) 6.0 (2.0) <0.001 −0.599
(2) Ideal body image 4.0 (1.0) 4.5 (1.5) <0.001 −0.399 4.0 (1.0) 4.0 (2.0) 0.264 −0.064
(3) Reflected body image 4.0 (1.0) 7.0 (1.5) <0.001 −0.819 4.0 (2.0) 6.0 (2.0) <0.001 −0.604
(4) Ought body image according to men 4.0 (2.0) 4.0 (2.0) 0.787 −0.019 4.0 (2.0) 3.0 (1.0) 0.072 0.104
(5) Ought body image according to women 3.0 (1.0) 3.0 (1.5) 0.871 0.011 3.0 (1.0) 3.0 (1.0) 0.087 0.098
Discrepancy (1)–(2) 1.0 (1.0) 3.0 (2.0) <0.001 −0.635 1.0 (2.0) 2 (1.0) <0.001 −0.635
Discrepancy (1)–(3) 0.0 (1.0) 0.0 (1.0) 0.003 0.202 0.0 (1.0) 0 (1.0) 0.008 0.147
Discrepancy (1)–(4) 1.0 (1.0) 4.0 (2.0) <0.001 −0.739 1.0 (2.0) 3 (2.0) <0.001 −0.612
Discrepancy (1)–(5) 2.0 (2.0) 5.0 (2.0) <0.001 −0.730 2.0 (2.0) 4 (3.0) <0.001 −0.595
(6) Mental actual self 82.0 (21.0) 76.5 (22.5) 0.002 0.228 84.0 (18.0) 77.0 (23.0) <0.001 0.242
(7) Mental reflected self 88.0 (22.0) 83.0 (22.0) 0.011 0.184 91.0 (22.0) 83.0 (24.0) 0.001 0.190
Discrepancy (6)–(7) −6.0 (12.0) −6.0 (17.0) 0.874 −0.012 −6.0 (12.0) −6.0 (15.0) 0.642 0.028
Self-esteem 29.0 (7.0) 27.0 (7.0) 0.012 0.183 30.0 (6.0) 26.0 (8.0) <0.001 0.396

Note:

p-value significant with the Holm–Bonferroni correction were presented in bold; ES, effect size is given by the rank biserial correlation.