From: Lactation and cardiovascular risk factors in mothers in a population-based study: the HUNT-study
Women ≤ 50 years of age (n = 14,677) | Women > 50 years of age (n = 11,711) | |||||||
---|---|---|---|---|---|---|---|---|
No. | Crude geometric mean | Adjusted geometric meana | 95 % CI | No. | Crude geometric mean | Adjusted geometric meana | 95 % CI | |
Triglycerides (mmol/L) | ||||||||
Nulliparous women | 3,011 | 1.09 | 1.21 | 1.17, 1.26 | 2,009 | 1.66 | 1.58 | 1.54, 1.62 |
Parous women | 11,666 | 1.14 | 1.16 | 1.12, 1.20 | 9,702 | 1.63 | 1.63 | 1.59, 1.66 |
P- valueb | <0.001 | 0.02 | ||||||
Months of lifetime lactation | ||||||||
Never | 360 | 1.34 | 1.30 | 1.22, 1.38 | 345 | 1.64 | 1.70 | 1.61, 1.80 |
1–6 | 2,587 | 1.22 | 1.22 | 1.17, 1.27 | 1,834 | 1.55 | 1.61 | 1.55, 1.67 |
7–12 | 3,038 | 1.15 | 1.17 | 1.13, 1.22 | 2,363 | 1.59 | 1.63 | 1.57, 1.68 |
13–23 | 3,513 | 1.11 | 1.14 | 1.10, 1.19 | 2,753 | 1.64 | 1.65 | 1.59, 1.70 |
≥ 24 | 2,168 | 1.08 | 1.11 | 1.07, 1.16 | 2,407 | 1.70 | 1.63 | 1.57, 1.69 |
P- trendc | <0.001 | 0.890 | ||||||
P- trendd | <0.001 | 0.462 | ||||||
Cholesterol (mmol/L) | ||||||||
Nulliparous women | 3,011 | 4.95 | 5.35 | 5.27, 5.42 | 2 009 | 6.73 | 6.56 | 6.50, 6.63 |
Parous women | 11,666 | 5.27 | 5.19 | 5.13, 5.25 | 9 702 | 6.58 | 6.50 | 6.45, 6.55 |
P- valueb | <0.001 | 0.06 | ||||||
Months of lifetime lactation | ||||||||
Never | 360 | 5.56 | 5.47 | 5.35, 5.59 | 345 | 6.48 | 6.47 | 6.33, 6.61 |
1–6 | 2,587 | 5.38 | 5.37 | 5.29, 5.45 | 1,834 | 6.52 | 6.51 | 6.42, 6.59 |
7–12 | 3,038 | 5.28 | 5.31 | 5.23, 5.39 | 2,363 | 6.54 | 6.52 | 6.43, 6.60 |
13–23 | 3,513 | 5.20 | 5.23 | 5.16, 5.31 | 2,753 | 6.61 | 6.58 | 6.49, 6.66 |
≥ 24 | 2,168 | 5.17 | 5.20 | 5.12, 5.28 | 2,407 | 6.62 | 6.51 | 6.42, 6.60 |
P- trendc | <0.001 | 0.362 | ||||||
P- trendd | <0.001 | 0.552 | ||||||
HDL-cholesterol (mmol/L) | ||||||||
Nulliparous women | 3,011 | 1.47 | 1.48 | 1.46, 1.51 | 2 009 | 1.47 | 1.50 | 1.48, 1.52 |
Parous women | 11,666 | 1.44 | 1.42 | 1.39, 1.44 | 9 702 | 1.46 | 1.45 | 1.43, 1.46 |
P- valueb | <0.001 | <0.001 | ||||||
Months of lifetime lactation | ||||||||
Never | 360 | 1.39 | 1.38 | 1.34. 1.43 | 345 | 1.46 | 1.44 | 1.39. 1.48 |
1–6 | 2,587 | 1.41 | 1.41 | 1.39. 1.44 | 1,834 | 1.48 | 1.45 | 1.42. 1.48 |
7–12 | 3,038 | 1.44 | 1.43 | 1.40. 1.46 | 2,363 | 1.47 | 1.45 | 1.42. 1.48 |
13–23 | 3,513 | 1.45 | 1.44 | 1.41. 1.47 | 2,753 | 1.46 | 1.45 | 1.42. 1.48 |
≥ 24 | 2,168 | 1.45 | 1.43 | 1.40. 1.47 | 2,407 | 1.41 | 1.43 | 1.40. 1.46 |
P- trendc | 0.008 | 0.362 | ||||||
P- trendd | 0.06 | 0.265 | ||||||
LDL-cholesterol e (mmol/L) | ||||||||
Nulliparous women | 2,999 | 3.15 | 3.49 | 3.42, 3.56 | 1 943 | 4.76 | 4.58 | 4.52, 4.65 |
Parous women | 11,576 | 3.48 | 3.43 | 3.37, 3.49 | 9 471 | 4.64 | 4.57 | 4.52, 4.62 |
P- valueb | 0.006 | 0.661 | ||||||
Months of lifetime lactation | ||||||||
Never | 353 | 3.77 | 3.70 | 3.58, 3.83 | 337 | 4.55 | 4.55 | 4.42, 4.69 |
1–6 | 2,564 | 3.60 | 3.60 | 3.52, 3.68 | 1,798 | 4.57 | 4.57 | 4.49, 4.66 |
7–12 | 3,021 | 3.49 | 3.53 | 3.46, 3.61 | 2,316 | 4.58 | 4.58 | 4.50, 4.67 |
13–23 | 3,482 | 3.41 | 3.45 | 3.38, 3.53 | 2,677 | 4.64 | 4.64 | 4.55, 4.72 |
≥ 24 | 2,156 | 3.40 | 3.44 | 3.36, 3.52 | 2,343 | 4.58 | 4.58 | 4.49, 4.67 |
P- trendc | <0.001 | 0.396 | ||||||
P- trendd | <0.001 | 0.509 | ||||||
Glucose (mmol/L) | ||||||||
Nulliparous women | 3,011 | 4.93 | 5.10 | 5.04, 5.16 | 2,009 | 5.61 | 5.52 | 5.46, 5.59 |
Parous women | 11,666 | 5.02 | 4.99 | 4.94, 5.04 | 9,702 | 5.53 | 5.57 | 5.52, 5.62 |
P- valueb | <0.001 | 0.183 | ||||||
Months of lifetime lactation | ||||||||
Never | 360 | 5.15 | 5.10 | 5.00, 5.20 | 345 | 5.51 | 5.62 | 5.48, 5.76 |
1–6 | 2,587 | 5.04 | 5.02 | 4.96, 5.09 | 1,834 | 5.43 | 5.53 | 5.44, 5.62 |
7–12 | 3,038 | 5.01 | 5.00 | 4.94,5.06 | 2,363 | 5.51 | 5.58 | 5.49, 5.66 |
13–23 | 3,513 | 5.02 | 5.00 | 4.94, 5.07 | 2,753 | 5.54 | 5.59 | 5.50, 5.67 |
≥ 24 | 2,168 | 5.01 | 4.99 | 4.92, 5.06 | 2,407 | 5.60 | 5.57 | 5.48, 5.66 |
P- trendc | 0.06 | 0.587 | ||||||
P- trendd | 0.232 | 0.268 |