Table 4.

Age-adjusted HRs for NHL, leukemia, and multiple myeloma mortality associated with potential risk factors among women in the Chicago Heart Association Detection Project in Industry, 1967-1973

Risk factorsPerson-yearsNHL
Leukemia
Multiple myeloma
No. deathsHR (95% CI)No. deathsHR (95% CI)No. deathsHR (95% CI)
BMI*
    Q1 (≤20.98)111,580151.061.031.0
    Q2 (20.99-23.24)108,559130.73 (0.34-1.54)71.07 (0.36-3.18)61.73 (0.43-6.94)
    Q3 (23.25-26.15)106,25190.43 (0.18-1.00)131.81 (0.68-4.82)92.24 (0.59-8.46)
    Q4 (≥26.16)102,561110.48 (0.22-1.09)212.83 (1.11-7.02)102.33 (0.62-8.77)
    Ptrend0.08<0.010.25
Plasma glucose level (mg/dL)
    ≤119214,146211.0181.0101.0
    120-159134,418140.82 (0.41-1.64)151.07 (0.53-2.15)80.96 (0.37-2.48)
    160-19956,23270.83 (0.34-2.02)71.04 (0.42-2.56)40.96 (0.29-3.20)
    ≥20024,15461.59 (0.62-4.09)72.32 (0.93-5.79)63.13 (1.07-9.14)
    Ptrend0.570.140.08
Cigarette smoking
    Never193,517201.0281.0151.0
    Former69,00081.28 (0.56-2.90)90.99 (0.47-2.11)81.70 (0.72-4.03)
    Current166,433201.58 (0.84-2.98)100.53 (0.25-1.09)50.52 (0.19-1.45)
    Ptrend0.160.100.32
Education
    <High school84,934181.0161.0111.0
    High school216,354170.51 (0.26-1.02)230.76 (0.39-1.48)120.63 (0.27-1.47)
    >High school127,663130.70 (0.33-1.47)80.48 (0.20-1.14)50.48 (0.16-1.44)
    Ptrend0.330.100.17
Race
    White/other368,882461.0431.0261.0
    African American60,06820.39 (0.09-1.62)40.85 (0.30-2.44)20.81 (0.19-3.57)
  • NOTE: HRs adjusted for six categories of age (≤49, 50-54, 55-59, 60-64, 65-69, and ≥70 y) using Cox proportional hazards regression.

  • * Weight (kg)/height (m)2.

  • P for trend was computed by modeling the within-category mean level of each risk factor as a continuous variable.