0 = 2012
1 = 2013
2 = 2014
3 = 2015
4 = 2016
5 = 2017

0 = nonhyperuricemia
1 = hyperuricemia

1 = normal plasma glucose
2 = prediabetes
3 = diabetes

1 = male
2 = female

1 = Yes
2 = No

1 = No
2 = Yes