Table 2

Adjusted ORs of a 25OHD test being requested by year, age group and socioeconomic status

ORP valueLower 95% CIUpper 95% CI
Year
2003Reference
20041.780.0011.252.53
20052.43<0.0011.743.40
20063.26<0.0012.374.48
20074.78<0.0013.516.51
20089.72<0.0017.1913.14
200916.76<0.00112.4522.58
201024.63<0.00118.3133.12
201126.84<0.00119.9636.08
201233.65<0.00125.0445.23
201337.49<0.00127.9050.37
201434.81<0.00125.9046.77
201524.08<0.00117.9232.36
201624.33<0.00118.1032.69
201726.75<0.00119.9135.95
201830.37<0.00122.6040.80
Age group (years)
0–1Reference
2–41.86<0.0011.761.96
5–123.51<0.0013.343.69
13–186.62<0.0016.306.96
Socioeconomic status
LowReference
Middle0.65<0.0010.630.67
High0.66<0.0010.650.68
Season
SummerReference
Spring1.09<0.0011.061.11
Autumn1.030.021.001.05
Winter1.05<0.0011.031.08
  • 25OHD, 25-hydroxyvitamin D.