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. 2021 Nov 22;10(22):5462. doi: 10.3390/jcm10225462

Table 2.

Results of the mixed-effects model fitted to 24-month change for both eyes.

Placebo VL Difference in Amount of Change from the Baseline
PPS n = 46 PPS n = 45
LS Mean 95% CI LS Mean 95% CI Difference 95% CI p-Value
Axial length
PPS
 first visit (baseline) 24.54 24.31 24.77 24.63 24.4 24.87
 24 months 25.30 25.07 25.53 25.36 25.13 25.59
 change from baseline 0.76 0.71 0.81 0.73 0.68 0.78 −0.03 −0.10 0.04 0.381
SER
PPS
 first visit (baseline) −2.73 −2.97 −2.49 −2.96 −3.2 −2.71
 24 months −4.26 −4.56 −3.96 −4.38 −4.68 −4.08
 change from baseline −1.53 −1.73 −1.33 −1.42 −1.62 −1.23 0.11 −0.17 0.39 0.434

VL group: violet light-transmitting eyeglasses group; LS mean: least squares mean; 95% CI: 95% confidence interval.; SER: spherical equivalent refraction under accommodative paralysis; PPS: per protocol set. Linear mixed model: variable factors are “individuals,” repeated effects are left and right sides of the participants’ eyes, intervention contents are groups wearing normal glasses and violet light-transmitting glasses, fixed effects are interactions of intervention contents and time.