Table 3

Renal tumor according to exposure (BHD) and other potential risk variables (univariate analyses)

VariablenRenal tumor n (%)OR (95% CIa)LR χ P
BHDb22318 (8.1)
 Not affected with BHD1122 (1.8)1
 Affected with BHD11116 (14.4)9.3 (2.1–41.3)0.0002
BHDc22318 (8.1)
 Not affected with BHD1253 (2.4)1
 Affected with BHD9815 (15.3)7.3 (2.1–26.2)0.0003
Aged22318 (8.1)
 40 yr and younger882 (2.3)1
 Over 40 yr old13516 (11.9)5.8 (1.3–25.8)0.0054
Sex22318 (8.1)
 Female1085 (4.6)1
 Male11513 (11.3)2.6 (0.9–7.6)0.063
Smoker22118 (8.1)
 No14610 (6.8)1
 Yese758 (10.7)1.6 (0.6–4.3)0.33
History of hypertension22018 (8.2)
 No17711 (6.2)1
 Yes437 (16.3)2.9 (1.1–8.1)0.046
BMI22218 (8.1)
 Low (<23.85)663 (4.5)1
 High (>23.85)15615 (9.6)2.2 (0.6–8.0)0.18
Site22318 (8.1)
 Seen on field trip1006 (6.0)1
 Screened for renal tumors at NIH12312 (9.8)1.7 (0.6–4.7)0.30
  • a CI, confidence interval; LR, likelihood ratio.

  • b Carriers of BHD included as affected with BHD.

  • c Carriers of BHD not included as affected with BHD.

  • d Age at diagnosis for patients with renal tumors.

  • e Includes smokers and former smokers.