7 Validation

Next we are going to validate the calculation to the article Armeni et al. (2019) Cost-of-illness study of Obstructive Sleep Apnea Syndrome (OSAS) in Italy. Because we use different data, results are going to be different, .

7.1 Population

Population in Armeni dataset is

Aged 15-74: Population
Female	22 708 659
Male	22 279 959
Total	44 988 618

In our dataset from IHME data, population is a bit larger:

7.2 Prevalences

under construction

Prevalences in the article are combined from different datasources (table 9, page 37). We have a bit different prevalences which are shown below:

## Adding missing grouping variables: `pop_female`, `pop_male`, `pop_both`
## Adding missing grouping variables: `pop_female`, `pop_male`, `pop_both`
## Adding missing grouping variables: `pop_female`, `pop_male`, `pop_both`
## Adding missing grouping variables: `pop_female`, `pop_male`, `pop_both`
## `summarise()` has grouped output by 'location_name', 'pop_female', 'pop_male'. You can override using the `.groups` argument.
## Adding missing grouping variables: `location_name`, `pop_female`, `pop_male`