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. 2021 Oct 13;21:364. doi: 10.1186/s12886-021-02129-5

Table 4.

Exploring the effects of DED pretreatment in subgroups on the reduction of refractive surprise (multivariate logistic regression)

Variables SRK/T (95% CI, p value) Barrett Universal II (95% CI, p value)
Age (≤60) 0.22 (0.01–4.71, 0.336) 0.25 (0.02–4.31, 0.345)
Age (> 60) 0.12 (0.02–0.92, 0.042)a 0.10 (0.01–0.90, 0.040)a
Men 0.25 (0.01–0.93, 0.043)a 0.18 (0.01–0.85, 0.018)a
Women 0.26 (0.05–1.41, 0.119) 0.21 (0.02–1.95, 0.168)
AL (22–24.99) 0.09 (0.01–0.76, 0.027)a 0.11 (0.01–0.91, 0.041)a
aAL (<  22 or ≥ 25) 3.59 (0.16–81.02, 0.421) 3.96 (0.09–169.11, 0.472)
Mean K (42–44.99) 0.33 (0.06–1.96, 0.224) 0.27 (0.05–1.48, 0.131)
Mean K (< 42 or ≥ 45) 0.18 (0.02–1.18, 0.063) 0.11 (0.01–1.02, 0.054)

Refractive surprise, MAE ≥ 0.75D

AL Axial length, CI Confidence interval, D Diopter, DED Dry eye disease, K Keratometric value, MAE Mean absolute error

aStatistically significant