% of 25OHD tests among all tests | 25OHD tests | All tests | ||
Age (year) | <1 | 1.06 | 441 | 41 619 |
1 | 1.93 | 1213 | 62 904 | |
2 | 2.55 | 1292 | 50 745 | |
3 | 3.02 | 1539 | 50 933 | |
4 | 3.36 | 1728 | 51 445 | |
5 | 3.88 | 1848 | 47 651 | |
6 | 4.08 | 1816 | 44 528 | |
7 | 4.85 | 2052 | 42 340 | |
8 | 5.52 | 2181 | 39 489 | |
9 | 5.54 | 2056 | 37 107 | |
10 | 6.44 | 2333 | 36 245 | |
11 | 6.92 | 2459 | 35 530 | |
12 | 7.97 | 2748 | 34 492 | |
13 | 9.16 | 3524 | 38 485 | |
14 | 10.15 | 4608 | 45 405 | |
15 | 10.03 | 5707 | 56 927 | |
16 | 10.04 | 7101 | 70 703 | |
17 | 9.67 | 8194 | 84 747 | |
18 | 9.01 | 8969 | 99 521 | |
Season | Spring | 6.57 | 17 143 | 260 975 |
Summer | 6.14 | 12 552 | 204 594 | |
Autumn | 6.34 | 14 987 | 236 314 | |
Winter | 6.37 | 17 127 | 268 933 | |
Year of test | 2003 | 0.31 | 45 | 14 509 |
2004 | 0.54 | 97 | 18 017 | |
2005 | 0.77 | 156 | 20 333 | |
2006 | 1.06 | 291 | 27 489 | |
2007 | 1.54 | 475 | 30 876 | |
2008 | 3.12 | 1088 | 34 863 | |
2009 | 5.05 | 2294 | 45 429 | |
2010 | 6.76 | 3839 | 56 806 | |
2011 | 7.06 | 4761 | 67 445 | |
2012 | 8.65 | 6327 | 73 151 | |
2013 | 9.37 | 7431 | 79 347 | |
2014 | 8.59 | 7454 | 86 791 | |
2015 | 6.03 | 5638 | 93 427 | |
2016 | 6.08 | 6148 | 101 101 | |
2017 | 6.62 | 7387 | 111 516 | |
2018 | 7.64 | 8378 | 109 716 | |
Socioeconomic status (IRSAD decile) | 1 (lowest) | 8.20 | 7158 | 87 271 |
2 | 8.28 | 4211 | 50 876 | |
3 | 8.65 | 2885 | 33 354 | |
4 | 4.83 | 3737 | 77 375 | |
5 | 8.49 | 5643 | 66 472 | |
6 | 4.74 | 3542 | 74 679 | |
7 | 5.67 | 4833 | 85 302 | |
8 | 6.34 | 10 264 | 161 781 | |
9 | 6.67 | 9939 | 149 070 | |
10 (highest) | 5.20 | 9377 | 180 306 | |
No record | 5.08 | 220 | 4330 |
*IRSAD, where 1 is most disadvantaged and 10 is most advantaged.
IRSAD, Index of Relative Socioeconomic Advantage and Disadvantage; 25OHD, 25-hydroxyvitamin D.