Table 1

Mean (±1 SD) age, age of spectacles, and spherical and astigmatic refractive error shift for each subject group

NoSubject age (years)Age of spectacles (months)Spherical refractive error shift (DS)Astigmatic refractive error shift (D)
Control group2260 (7)33 (19)+0.02 (0.21)0.24 (0.20)
Nuclear cataract2170 (8)44 (15)−0.38 (0.60)0.38 (0.31)
Cortical cataract3471 (9)34 (9)−0.18 (0.46)0.71 (0.67)
PSC cataract2166 (5)25 (14)+0.15 (0.43)0.35 (0.38)