Women with high-intensity breastfeeding | Women without high-intensity breastfeeding | P value | Adjusted *P value | Adjusted **P value | |
---|---|---|---|---|---|
At 6-8 weeks postpartum | |||||
Number of participants (%) | 69 (79%) | 18 (21%) | |||
BMI | 22.5 ± 4.3 | 24.4 ± 3.5 | 0.081 | 0.59 | 0.43 |
Fasting plasma glucose | 87.3 ± 9.9 | 92.8 ± 9.0 | 0.036 | 0.13 | 0.18 |
Fasting insulin | 5.1 ± 4.1 | 6.3 ± 3.0 | 0.24 | 0.85 | 0.67 |
HOMA-IR | 1.12 ± 0.97 | 1.45 ± 0.73 | 0.18 | 0.74 | 0.60 |
Disposition index | 3.89 ± 2.09 | 3.84 ± 3.05 | 0.94 | 0.21 | 0.81 |
At 6-8 months postpartum | |||||
Number of participants (%) | 52 (63%) | 31 (37%) | |||
BMI | 21.6 ± 3.9 | 24.3 ± 5.6 | 0.0097 | 0.16 | 0.27 |
Fasting plasma glucose | 91.3 ± 11.5 | 98.7 ± 12.5 | 0.0071 | 0.033 | 0.013 |
Fasting insulin | 5.0 ± 2.3 | 8.2 ± 5.0 | 0.0001 | 0.0012 | 0.0002 |
HOMA-IR | 1.16 ± 0.65 | 2.06 ± 1.33 | <0.0001 | <0.0001 | <0.0001 |
Disposition index | 3.59 ± 3.12 | 3.06 ± 2.66 | 0.43 | 0.57 | 0.37 |
At 12-14 months postpartum | |||||
Number of participants (%) | 35 (46%) | 42 (54%) | |||
BMI | 21.8 ± 4.2 | 23.9 ± 5.6 | 0.082 | 0.046 | 0.15 |
Fasting plasma glucose | 91.2 ± 8.4 | 96.9 ± 10.9 | 0.013 | 0.045 | 0.032 |
Fasting insulin | 5.4 ± 2.7 | 7.7 ± 4.7 | 0.013 | 0.028 | 0.045 |
HOMA-IR | 1.24 ± 0.68 | 1.88 ± 1.26 | 0.0081 | 0.021 | 0.030 |
Disposition index | 3.45 ± 3.05 | 3.79 ± 3.61 | 0.65 | 0.45 | 0.98 |