Question 4 The study states that they have a “sufficiently large number of participants to support genetic analyses”. Th

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Question 4
The study states that they have a “sufficiently large number of
participants to support genetic analyses”. They have currently
enrolled 688 participants and offer preliminary results in this
article. They plan to enrol 1000 patients in total and are they are
>60% into their target. The global prevalence of diabetes has
grown from 4.7% in 1980 to 8.5% in 2014, during which time
prevalence has increased or at best remained unchanged in every
country. Source: Global status report on non-communicable diseases
2014. Geneva: World Health Organization; 2014.
4.1) What sampling methods was used to select participants in
this study? Defend your answer. (5 marks)
4.2) Do you agree with the researchers that “a sufficiently
large number of participants” are to be enrolled in the study?
Defend your answer. (1 mark)