Table 1.

Incidence of retinopathy of prematurity in the present study compared to those in other national studies

Authors	Years	City	GA (weeks) or BW (g)	Number of patients	ROP (%)
Al-Amro et al.[2]	2002	Riyadh	GA ≤34 or BW ≤2000	195	37.4
Binkhathlan et al.[4]	2007	Riyadh	GA ≤36 or BW ≤2000	174	56.0
Amer et al.[3]	2012	Khamis Mushait	GA ≤32 or BW ≤1500	386	23.3
Waheeb and Alshehri[5]	2016	Jeddah	GA <32 or BW <1500	92	33.7
Al-Qahtani et al.[6]	2019	Riyadh	GA <32 or BW <1501	581	38.6
Present study	2020	Jeddah	GA ≤32 and/or BW ≤2000	295	31.9

ROP: Retinopathy of prematurity, GA: Gestational age, BW: Birth weight