Funding for this research was provided by:
The Fred Hollows Foundation (not applicable)
Received: 27 October 2017
Accepted: 2 February 2018
First Online: 13 February 2018
Ethics approval and consent to participate
: Ethics approval was obtained from the Medical Ethical Committee of Xinjiang Regional Hospital, this included the content and the way of verbal consent sought from study subjects by the field team leader before eyes examination.
: This manuscript does not contain any individual person data.Oral Informed consent was obtained from all the eligible participants.Ophthalmologist, who is the leader of the study team in field, approached the study subjects saying as follows, “Hello, I am Dr. Zhang from Altay Prefecture People’s Hospital (or, Dr. Aoyun Qiqige from Tacheng). To know the prevalence of blindness and cataract operation situation among people aged 50 and above in Altay (or Tacheng), we are doing an epidemiology study. Findings of the study will help better planning of programs in our hospital. You and your neighbors are randomly selected for a Visual Acuity test and eye examination, which takes you around 10 min without pupil dilation, or longer with dilation pending on the needs of clear examination. The visual acuity test and eye examination will not harm to your eyes, either to your health. It is your own decision on whether participate to the study. We do hope your involvement. We shall start at your acceptance to take part into the study.”
: The authors declare that they have no competing interests.
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