Table 1.

Recommendations for intraocular lens power selection for congenital cataract from various studies.

Age at surgery (year)	Crouch et al.32 (targeted postoperative refraction) (D)	Awner et al.33 (targeted postoperative refraction) (keeping the anisometropia less than 3.0 D) (D)	Hutchinson et al.34 (decrease calculated IOL power for emmetropia) (D)	Dorothy35 (decrease calculated IOL power for emmetropia) (D)	Dahan and Drusedau31 (of calculated IOL power for emmetropia) (D) (%)
1	+4.0	+4.0	–	25% (first 6 months)	80
				20% (second 6 months)
2	+3.5	+4.0	1.0 D	–	90
3	+2.5	+3.0	1.0 D	–	90
4	+2.5	+3.0	1.0 D	–	90
5	+2.0	+2.0	1.0 D	–	90
6	+2.0	+2.0	1.0 D	–	90
7	+1.0	+1.0	1.0 D	–	90
8	+1.0	+1.0	1.0 D	–	90
9	Emmetropia	Emmetropia		–	90