Evaluation of childhood developing via optical coherence tomography-angiography in Qamdo, Tibet, China: A prospective cross-sectional, school-based study

Table 6 Reported superficial and deep foveal avascular zone areas calculated from optical coherence tomography angiography images, mean ± SD, mm²

Ref.	Region	Number of samples	FAZ, mm2	P value
Ghassemi et al[46], 2021	Tehran Iran	168 eyes from 54 subjects	0.44 ± 0.78	< 0.001
Hsu et al[39], 2019	North Carolina	135 eyes from 89 subjects	0.35 ± 0.17	< 0.001
Enrico Borrelli et al[52], 2019	California	77 eyes from 52 subjects	0.261 ± 0.149	0.0536
Kiziltoprak et al[43], 2020	Turkey	92 eyes	0.28 ± 0.11	0.0278
İçel et al[41], 2020	Turkey	146 eyes	0.30 ± 0.09	< 0.001
Zhang et al[26], 2017	China	80 eyes	0.290 ± 0.109	0.029
Zhang et al[50], 2020	China	71 eyes	0.29 ± 0.10	0.0041
Pérez-García et al[48], 2021	Spain	34 eyes	0.25 ± 0.11	0.1183
Plaitano et al[45], 2022	Italy	206 eyes from 111 subjects	0.27 ± 0.106	0.0007
Fujiwara et al[42], 2017	Japanese	26 eyes	0.33 ± 0.11	0.1533
Gómez-Ulla et al[38], 2019	Spain	20 eyes from 10 men	0.298 ± 0.108	0.1637
Yilmaz et al[1], 2017	Istanbul	45 eyes of 30 subjects	0.280 ± 0.097	0.0822
This report	Qamdo, China	347 eyes	0.27 ± 0.12	0.0029

FAZ: Foveal avascular zone.