Table 1

Details of study cohort (development data set)

Participant detailsDevelopment data setValidation cohort21
Study cohort 113Study cohort 221Study cohort 3 (unpublished)
No of participants6017629318175742
Age (years)9.1±2.9 (4.0 to 16.0)7.2±0.6 (6.1 to 9.4)18.2±0.3 (17.9 to 19.0)8.4±0.6 (7.1 to 10.4)
Male: female%54.3: 45.753.2: 46.858.0: 42.052.8: 47.2
Axial length (mm)23.4±1.2 (18.3 to 29.4)22.9±0.8 (19.5 to 25.9)25.1±1.3 (20.9 to 30.4)23.2±0.8 (20.0 to 26.4)
AL/CR ratio3.0±0.1 (2.5 to 3.9)2.9±0.1 (2.5 to 3.5)3.2±0.2 (2.7 to 3.8)3.0±0.1 (2.5 to 3.5)
SE(D)−0.1±2.0 (−10.8 to 9.0)1.0±1.0 (−8.9 to 8.9)−3.6±2.6 (−13.1 to 6.9)0.5±1.2 (−9.0 to 8.4)
  • AL, axial length; CR, corneal radius; SE, spherical equivalent .