Table 3.
Median phospholipids composition of HM expressed as mg/100 mL.
| mg/100 mL | Total Population | Guangzhou | Beijing | Suzhou | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Colostrum (0–5 Days) n = 113 |
Transitional (6–15 Days) n = 81 |
Mature (16 Days–8 Months) n = 345 |
Colostrum (0–5 Days) n = 38 |
Transitional (6–15 Days) n = 22 |
Mature (16 Days–8 Months) n = 120 |
Colostrum (0–5 Days) n = 45 |
Transitional (6–15 Days) n = 21 |
Mature (16 Days–8 Months) n = 113 |
Colostrum (0–5 Days) n = 30 |
Transitional (6–15 Days) n = 38 |
Mature (16 Days–8 Months) n = 112 |
|
| PtdCho | 12.0 ± 5.8 | 10.1 ± 5.5 † | 8.2 ± 5.0 †,‡ | 12.5 ± 4.6 a | 11.3 ± 5.6 b | 8.6 ± 5.1 c | 10.9 ± 4.8 a | 8.3 ± 3.7 b | 7.6 ± 4.5 c | 12.6 ± 7.7 a | 11.9 ± 6.1 b | 8.5 ± 5.3 c |
| CerPCho | 9.1 ± 4.0 | 7.3 ± 4.1 † | 7.2 ± 4.0 † | 7.7 ± 1.6 a | 6.8 ± 2.7 b | 7.1 ± 4.0 c | 10.9 ± 4.9 d | 6.2 ± 3.8 b | 7.3 ± 3.9 c | 9.7 ± 3.1 a | 8.5 ± 4.7 e | 7.4 ± 4.2 c |
| PtdEtn | 8.5 ± 5.2 | 8.2 ± 5.3 | 6.4 ± 3.4 †,‡ | 9.9 ± 2.6 a | 5.6 ± 3.7 b | 7.1 ± 3.9 c | 7.6 ± 3.1 d | 7.3 ± 2.4 b | 5.3 ± 2.6 e | 12.6 ± 7.4 f | 10.8 ± 5.8 g | 7.3 ± 3.2 c |
| PtdIns | 1.8 ± 0.7 | 1.8 ± 1.0 | 1.5 ± 0.7 †,‡ | 1.8 ± 0.5 a | 1.2 ± 0.7 b | 1.5 ± 0.8 c | 1.6 ± 0.5 a | 1.5 ± 0.4 b | 1.2 ± 0.5 d | 2.3 ± 1.0 e | 2.4 ± 1.1 f | 1.7 ± 0.8 g |
| PtdSer | 1.5 ± 1.6 | 1.1 ± 0.8 † | 1.0 ± 1.0 † | 1.3 ± 0.4 a | 0.8 ± 0.4 b | 1.0 ± 0.6 c | 1.8 ± 2.3 d | 1.0 ± 1.4 b | 0.9 ± 1.2 c | 1.7 ± 0.5 a | 1.3 ± 0.5 e | 1.2 ± 1.4 f |
| Total PL (mg/100 mL) | 33.0 ± 13.2 | 28.5 ± 14.4 † | 24.2 ± 11.4 †,‡ | 33.2 ± 8.1 a | 25.6 ± 11.1 b | 25.3 ± 12.5 c | 33.0 ± 11.2 a | 24.4 ± 8.1 b | 22.3 ± 9.9 d | 38.9 ± 18.8 e | 34.9 ± 16.6 f | 26.02 ± 11.3 c |
PL, phospholipids. * Values are presented as median ± standard deviation. Values within a row with a symbol indicate statistically significant differences. † p < 0.05 versus colostrum. ‡ p < 0.05 versus transitional milk. a,b,c,d,e,f,g p < 0.05 among cities.