Table 2

Breastmilk retinol levels (μmol/l) after supplementation and on follow up; results are mean (95% confidence interval)

Test groupControl group
*Statistically significant (p<0.01).
24 hours after supplementation12.08 (11.45 to 12.71), n = 1502.96 (2.74 to 3.18)*, n = 150
Follow up (months)
    11.90 (1.79 to 2.01), n = 1501.08 (1.00 to 1.16)*, n = 149
    21.74 (1.66 to 1.82), n = 1490.90 (0.80 to 1.00)*, n = 148
    31.54 (1.46 to 1.62), n = 1490.81 (0.73 to 0.89)*, n = 145
    41.20 (1.11 to 1.29), n = 1460.73 (0.66 to 0.80)*, n = 141
    50.72 (0.62 to 0.82), n = 1460.70 (0.63 to 0.77), n = 140
    60.71 (0.63 to 0.79), n = 1460.67 (0.59 to 0.75), n = 140