343993
In the Wisconsin Sleep Cohort Study , which is a longitudinal study of the natural history of obstructive sleep apnea ( OSA ) , it was found that in this random sample ( which included 602 employed men and women , aged 30-60 years old ) the estimated prevalence of OSA ( 5 or more events/hr ) was 9 % for women and 24 % for men .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
 None