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Table 3 Age-, period-, and race/ethnic group-adjusted male/female rate ratios by menopausal age group and glioma subtype, age 30 to 69 years, SEER, 1992-2007

From: Demographic variation in incidence of adult glioma by subtype, United States, 1992-2007

 

GBM

Non-GBM

Age (years)

N

RRa (95% CIb)

N

RRa (95% CIb)

30-44 (pre-menopausal)

2,056

1.70 (1.56, 1.86)

4,057

1.33 (1.25, 1.41)

45-54 (peri-menopausal)

4,135

1.61 (1.51, 1.71)

2,475

1.36 (1.25, 1.47)

55-69 (post-menopausal)

8,897

1.59 (1.52, 1.66)

2,720

1.48 (1.37, 1.60)

p-value for heterogeneityc

 

0.38

 

0.087

  1. aAdjusted for age (5-year age categories), period, and race/ethnic group by Poisson regression
  2. bConfidence interval
  3. cCalculated from the likelihood ratio test for the addition of the cross-product term for sex by menopausal age group to the Poisson model
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BMC Cancer

ISSN: 1471-2407

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