Table 4.
Analyte | BB LT4 timing
|
WB LT4 timing
|
HS LT4 timing
|
|||
---|---|---|---|---|---|---|
Mean | 95% CI | Mean | 95% CI | Mean | 95% CI | |
Least squares TSH mean, mIU/liter | 1.06 | 0.60–1.52 | 2.93 | 2.47–3.38 | 2.19 | 1.73–2.65 |
Difference from BB | n/a | See first column | See first column | |||
Difference from WB | P < 0.001 | n/a | See previous column | |||
Difference from HS | P < 0.001 | P = 0.026 | n/a | |||
Least squares FT4, mean ng/dl | 1.35 | 1.31–1.39 | 1.24 | 1.20–1.28 | 1.34 | 1.30–1.38 |
Difference from BB | n/a | See first column | See first column | |||
Difference from WB | P < 0.001 | n/a | See previous column | |||
Difference from HS | P = 0.72 | P < 0.001 | n/a | |||
Least squares T3, mean ng/dl | 128.7 | 124.1–133.4 | 123.4 | 118.7–128.0 | 125.5 | 120.8–130.1 |
Difference from BB | n/a | See first column | See first column | |||
Difference from WB | P = 0.11 | n/a | See previous column | |||
Difference from HS | P = 0.33 | P = 0.52 | n/a |
SI conversions: to convert FT4 to picomoles per liter, multiply by 12.871; and to convert T3 to nanomoles per liter, multiply by 0.0154.CI, Confidence interval; n/a, not applicable.