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Table 4 Dose–response analyses using the generalized least squares (GLST) method by adopting the linear model

From: Dairy products intake and cancer mortality risk: a meta-analysis of 11 population-based cohort studies

  Male and female Male Female
  RR per serving increase 95 % CI Heterogeneity RR per serving increase 95 % CI Heterogeneity RR per serving increase 95 % CI Heterogeneity
I2 (%) p I2 (%) p I2 (%) p
Total dairy 1.02 (0.99, 1.05) 33.8 0.334 1.00 (0.97, 1.04) 16.7 0.405 1.04 (0.99, 1.10) 7.7 0.564
Milk 1.03 (0.99, 1.08) 10.2 0.512 1.02 (0.97, 1.08) 8.7 0.275 1.05 (0.96, 1.14) 1.2 0.559
Yogurt 0.94 (0.59, 1.48) 5.1 0.409 0.60 (0.29, 1.26) 2.4 0.297 1.10 (0.51, 2.37) 0.1 0.715
Cheese 1.36 (0.90, 2.05) 5.3 0.260 1.23 (0.76, 1.99) 0.4 0.823 1.75 (0.79, 3.88) 4.3 0.037
Butter 1.22 (0.87, 1.73) 1.2 0.873 0.90 (0.45, 1.80) 0.1 0.738 1.27 (0.60, 2.71) 0.1 0.778
Whole milka NA NA NA NA 1.43 (1.13, 1.81) 7.3 0.200 NA NA NA NA
Skim/low-fat milka NA NA NA NA 1.07 (0.95, 1.20) 0.3 0.877 NA NA NA NA
  1. acancer type was limited to prostate cancer
  2. NA Not available