In a study of the role of natural light on new cases of myopia, children were randomized to either have recess outside every day or
In a study of the role of natural light on new cases of myopia, children were randomized to either have recess outside every day or the standard behavior (recess indoors or outdoors). Below is the 2 X 2 table of the results. Calculate the Odds Ratio and its . corresponding 95% Cl. Round to the second decimal place. New Myopia No New Myopia Intervention 34 201 Control 58 209 O OR=0.61; 95% CI: 0.41, 0.92 O OR=1.64: 95% CI: 1.01, 1.85 O OR=0.61; 95% CI: 0.33, 1.02 O OR=1.57; 95% CI: 1.25, 1.89
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