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Table 5 Comparing to the breast milk macronutrients concentration in different areas of China

From: Dietary patterns and their association with breast milk macronutrient composition among lactating women

AreaNLactation periodMethodConcentration (Mean ± SD or Median (IQR),g/100 mL)
Protein
 Our study2200 to 12 monthsMiris human milk analyzer1.37 ± 0.73
 East of China [9]a902 to 4 monthsMiris human milk analyzer0.8 ± 0.1
 Shanxi [20]43170 to 15 monthsMiris human milk analyzer1.5 ± 0.5
 Sichuan [21]600 to 9 monthsMiris human milk analyzer1.14 (1.09,1.19)
Fat
 Our study2200 to 12 monthsMiris human milk analyzer3.2 ± 1.43
 East of China902 to 4 monthsMiris human milk analyzer3.1 ± 1.4
 Shanxi43170 to 15 monthsMiris human milk analyzer5.9 ± 2.1
 Sichuan600 to 9 monthsMiris human milk analyzer4.1 ± 1.6
Lactose
 Our study2200 to 12 monthsMiris human milk analyzer6.51 ± 0.40
 East of China902 to 4 monthsMiris human milk analyzer7.2 ± 0.3
 Shanxi43170 to 15 monthsMiris human milk analyzer6.6 ± 1.5
 Sichuan600 to 9 monthsMiris human milk analyzer7.19 (6.78,7.42)
  1. a: The breast milk composition represented three cities from east of China, including Beijing, Guangzhou and Suzhou