. 2017 Jul 13;7:5339. doi: 10.1038/s41598-017-05717-y

Table 6.

Comparison of PCOS phenotypes in different ethnic groups.

	Type I H + O + PCO	Type II H + O	Type III H + PCOS	Type IV O + PCO
In our study (%)	50%	14.6%	28.9%	5.7%
Chinese study (%)²³	26.8%	7.6%	13.4%	52.2%
Italian study (%)²¹	53.9%	8.9%	28.8%	8.4%
Iranian study (%)²²	32.1%	14.8%	4.3%	46.8%