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. 2023 Jul 13;23:317. doi: 10.1186/s12886-023-03058-1

Table 6.

Standards for postoperative visual acuity according to WHO and BOOST [13]

WHO standards
(6 weeks after surgery)
BOOST standards
(1–3 days after surgery)
Good  > 80%  > 60%
Suboptimal
 Moderate  < 15%  < 35%
 Poor  < 5%  < 5%