Table 1.
Age (y) | n | Mean | Median | SD |
---|---|---|---|---|
28 | 30 | 5.4 | 4.5 | 4.3 |
29 | 54 | 4.6 | 4.4 | 2.7 |
30 | 71 | 5.3 | 3.9 | 4.6 |
31 | 125 | 4.5 | 3.7 | 3.6 |
32 | 187 | 4.7 | 3.8 | 4.8 |
33 | 201 | 4.3 | 3.5 | 3.3 |
34 | 254 | 3.7 | 3.0 | 2.9 |
35 | 313 | 3.4 | 2.8 | 2.8 |
36 | 375 | 3.4 | 2.8 | 3.0 |
37 | 416 | 3.0 | 2.4 | 2.8 |
38 | 498 | 2.7 | 1.9 | 2.5 |
39 | 542 | 2.4 | 1.8 | 2.1 |
40 | 485 | 1.9 | 1.4 | 1.8 |
41 | 554 | 1.6 | 1.2 | 1.4 |
42 | 478 | 1.5 | 1.0 | 1.5 |
43 | 384 | 1.3 | 0.9 | 1.4 |
44 | 236 | 1.1 | 0.8 | 1.2 |
45 | 132 | 0.8 | 0.4 | 0.9 |
46 | 73 | 0.6 | 0.5 | 0.7 |
47 | 46 | 0.6 | 0.5 | 0.6 |
48 | 29 | 0.6 | 0.2 | 1.1 |
(units: ng/mL)