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. 2019 Sep 3;8:68. doi: 10.1186/s13584-019-0338-0

Table 5.

Patient representations in images according to disease type

Characteristic Ringworm AA Cancer α χ 2 Value LB 95%
CI
UB 95%
CI
Hair loss 13.8%b 23.7%a 4.6%c 0.88 29.85*** .0001 .0001
Obscured face 11.0%a 5.3% 2.1%b 0.88 16.96*** .002 .004
F(2, 141.51) ɳ2
Number of images, mean 0.71a 1.65b 1.56b 0.85 53.21 .04
SD 0.99 1.58 2.11
Number of people displayed, mean 3.24 1.67 2.38 0.76 1.19 .00
SD 5.18 1.07 5.69
Number of patients displayed, mean 1.05 1.36 1.49 0.77 0.52 .00
SD 1.43 0.92 6.00

AA alopecia areata, α Krippendorff’s Alpha, 95% CI 95% confidence interval, LB lower bound value, UB upper bound value

Different superscript letters indicate significantly different prevalence. ***p < .001