Model | Week 1 (n=44)* | Week 2 (n=44)* | ||
---|---|---|---|---|
Parameter | β | p Value | β | p Value |
Intercept (β0) | 1.353 (0.324 to 2.382) | 0.011 | 0.394 (-0.911 to 1.699) | 0.543 |
Time (β1) | ||||
Day 1 preshift (0 h) | −2.230 (−2.748 to −1.713) | <0.001 | −0.357 (−0.848 to 0.134) | 0.149 |
Day 1 postshift (10 h) | −0.877 (−1.394 to −0.360) | 0.002 | −0.195 (−0.687 to 0.296) | 0.424 |
Day 3 preshift (48 h) | −0.375 (−0.889 to 0.139) | 0.147 | 0.059 (−0.431 to 0.550) | 0.807 |
Day 3 postshift (58 h) | 0† | 0† | ||
lnPTDexp (β2) | 0.546 (0.116 to 0.976) | 0.014 | 0.359 (−0.251 to 0.969) | 0.239 |
Random intercept () | 0.226 (0.066 to 0.776) | 0.243 (0.079 to 0.751) | ||
Measurement error () | 0.350 (0.214 to 0.570) | 0.320 (0.197 to 0.519) |
*n, number of samples; since the model is constructed separately for both weeks, only half of the data is used in each model.
†The last category is used as reference level, estimates are given with their corresponding 95% CI (LCL to UCL).
PTD, paratoluenediamine.