Table 2.

HR and 95% CI by selected anthropometrics for all-cause mortality among 1,217 women with breast cancer

Anthropometric factorOverall mortality
No. aliveNo. dead (%)Stage, income adjusted HR (95% CI)WHR/BMI, stage, income adjusted HR (95% CI)
BMI at age 20*
    <18.519338 (16)0.73 (0.52-1.04)0.74 (0.53-1.05)
    18.5-24.9691210 (23)ReferenceReference
    25-29.94125 (38)1.47 (0.96-2.24)1.41 (0.93-2.16)
    ≥3087 (47)2.93 (1.37-6.29)2.49 (1.15-5.37)
    P for linear trend0.00040.001
BMI at interview*
    <18.5238 (26)1.82 (0.89-3.72)1.91 (0.93-3.93)
    18.5-24.9519107 (17)ReferenceReference
    25-29.922485 (28)1.38 (1.04-1.83)1.34 (1.01-1.79)
    ≥3016981 (32)1.65 (1.23-2.21)1.48 (1.09-2.01)
    P for linear trend0.0010.002
Quartile of weight (kg) at interview*
    1 (<58.2)24359 (19)ReferenceReference
    2 (58.2-65.9)24951 (17)0.86 (0.59-1.25)0.85 (0.58-1.23)
    3 (66.0-76.9)23466 (22)1.02 (0.71-1.45)0.97 (0.68-1.39)
    4 (≥77.0)203100 (33)1.49 (1.07-2.08)1.34 (0.95-1.89)
    P for linear trend0.0060.05
BMI at age 20, BMI at interview*
    <25, <25541115 (18)ReferenceReference
    <25, ≥25350134 (28)1.40 (1.09-1.81)1.35 (1.04-1.75)
    ≥25, ≥254231 (42)2.44 (1.61-3.71)2.22 (1.45-3.40)
Percent change in body weight from age 20 to interview
    Lost, >3%5718 (24)1.44 (0.78-2.67)1.95 (1.01-3.77)
    Maintained, ±3%8013 (14)ReferenceReference
    Gained, 3.1-25%428103 (19)1.03 (0.66-1.62)1.21 (0.74-1.98)
    Gained, >25%358141 (28)1.36 (0.88-2.12)1.27 (0.78-2.07)
    P for linear trend0.160.47
Quartile of WHR at interview
    1 (<0.76)25750 (16)ReferenceReference
    2 (0.76-0.80)24262 (20)1.09 (0.75-1.58)1.05 (0.72-1.53)
    3 (0.81-0.86)22972 (24)1.17 (0.82-1.69)1.12 (0.78-1.61)
    4 (>0.86)20797 (32)1.74 (1.23-2.46)1.52 (1.05-2.19)
    P for linear trend0.00090.02
Waist circumference (cm)
    <7943885 (16)ReferenceReference
    80-8721764 (23)1.14 (0.83-1.59)1.13 (0.81-1.58)
    ≥8813479 (32)1.86 (1.40-2.46)1.75 (1.20-2.55)
    P for linear trend<0.00010.03
Quartile of hip circumference (cm)
    1 (50.7-96.0)24667 (21)ReferenceReference
    2 (96.1-101.6)24845 (15)0.61 (0.42-0.89)0.57 (0.39-0.84)
    3 (101.7-109.8)23473 (24)0.99 (0.42-1.38)0.84 (0.58-1.20)
    4 (109.9-223.0)20996 (32)1.21 (0.88-1.66)0.80 (0.49-1.30)
    P for linear trend0.040.54
Percentage change in body weight from diagnosis to interview
    Lost, >3%18270 (28)1.20 (0.88-1.63)1.27 (0.93-1.74)
    Maintained, ±3%29889 (23)ReferenceReference
    Gained, 3.1-8.0%23050 (18)0.77 (0.55-1.08)0.81 (0.57-1.14)
    Gained, >8.0%21667 (24)0.92 (0.67-1.26)0.86 (0.63-1.18)
    P for linear trend0.070.007
  • NOTE: Excludes women who were missing data for BMI, WHR, stage, or income.

  • * Full adjustment (right-hand column) included WHR as well as stage and income.

  • Full adjustment (right-hand column) included BMI as well as stage and income.