Tests of trend between disease outcomes and ordinal covariates discretized from underlying continuous variables: simulation studies and applications to NHANES 2007–2008

Table 2 Values of b_k for the Uniform Censoring Intervals (0,b_k)

Type 1 Error and Linear Alternatives
k	p_k	β = 0	β = log (1.01)	β = log (1.05)	β = log (1.1)
1	0.2	0.475	0.4	0.375	0.32
2	0.5	1.755	1.7	1.55	1.4
3	0.7	3.450	3.5	3.2	3.2
Quadratic Alternatives
k	p_k		β = 0.001	β = 0.002	β = 0.003
1	0.2		0.35	0.265	0.205
2	0.5		1.35	1.12	0.95
3	0.7		2.8	2.35	2.05

ISSN: 1471-2288