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. 2021 Feb 26;13(3):748. doi: 10.3390/nu13030748

Table 5.

Pregnancy outcomes comparing those women participating in the nutritional intervention study (combined) to propensity-score matched controls.

Study Participants (n = 47) Routine Group (n = 47) p for Difference 1
Mean (SD)/Median (25th, 75h Percentile) Mean (SD)/Median (25th, 75h Percentile)
Gestational weight gain (between gw 20 and gw34), kg 5.69 (3.30, 7.80) 6.55 (4.50, 9.00) 0.2
Gestational weight gain (between gw 20 and gw34), kg/week 0.41 (0.24, 0.56) 0.47 (0.32, 0.64) 0.2
Excess gestational weight gain 2, n (%) 31 (66.0%) 41 (87.2%) 0.046
Gestational age, weeks 39.0 (1.40) 39.2 (1.66) 0.5
Birthweight, g 3390 (440) 3374 (523) 0.4
Macrosomia, n (%) 0 (0%) 7 (14.9%) 0.006
LGA, n (%) 1 (2.1%) 6 (12.8%) 0.01

1 logarithmized to achieve normal distribution. 2 according to IOM guidelines: recommended upper range of weight gain in the second and third trimester: 0.6 lb/week/0.272 kg/week [27].