Table 3.

Odds ratio and 95% confidence intervals for the association between genotype and VTE among Blacks^*

Repeat length‡	Case n (%)	Control n (%)	Odds Ratio†	95% CI
A. All VTE
S*/S*+S*/L	369 (83.9)	398 (89.8)	REF
L/L	71 (16.1)	45 (10.2)	1.69	1.13–2.52
B. Idiopathic VTE
S*/S*+S*/L	160 (86.0)	398 (89.8)	REF
L/L	26 (14.0)	45 (10.2)	1.36	0.80–2.30
C. Provoked VTE
S*/S*+S*/L	209 (82.3)	398 (89.8)	REF
L/L	45 (17.7)	45 (10.2)	1.86	1.19–2.90
D. First event
S*/S*+S*/L	306 (86.7)	398 (89.8)	REF
L/L	47 (13.3)	45 (10.2)	1.36	0.88–2.10
E. Recurrent VTE
S*/S*+S*/L	63 (72.4)	398 (89.8)	REF
L/L	24 (27.6)	45 (10.2)	3.13	1.77–5.53

^*Findings for Whites were not modeled due to lack of cases with L/L genotype.

^‡‘S*’ is ≤33, and ‘L’ is ≥34.

^†Logistic regression models conditioned on age (≤40, 41–50, 51–60, 60+) and sex.