Table 3 Comparison of the nutritional status of VPI with SGA between the EUGR and the non-EUGR groups in the hospital

Start time of enteral feeding h [M (Q1, Q3)]

21.75(3,38)

36(16,90)

2.403

0.016

The amount of milk added with HMF ml [M (Q1, Q3)]

88(60.50,91.50)

100(78,109.60)

2.348

0.019

Time needed to reach the full amount of fortification d [M (Q1, Q3)]

3(3,4.5)

9(3,10)

3.927

 < 0.001

Fasting days during hospitalization d [M (Q1, Q3)]

2(0.95,6)

5.9(2,8.10)

3.882

 < 0.001

Age of reaching total enteral nutrition d [M (Q1, Q3)]

27(21,35.50)

33(28,50)

3.542

 < 0.001

Parenteral nutrition days d [M (Q1, Q3)]

25(16.50,31)

32(23,47)

3.739

 < 0.001

Accumulation of amino acids in the first week (g/kg) [M (Q1, Q3)]

17.4(15.20,19.45)

17(14.10,19.60)

0.795

0.426

Accumulation of fat emulsion in the first week g/kg [x ± s]

13.62 ± 3.94

12.91 ± 5.17

0.827

0.413

Accumulated calories in the first week kcal/kg [x ± s]

494.78 ± 105.62

461.65 ± 113.63

1.696

0.092

Time for the total calorie to reach 110 kcal/(kg d) d [M (Q1, Q3)]

9.5(7,14)

14(10,22)

3.255

0.001

Time for oral calorie to reach 110 kcal/(kg.) d [M (Q1, Q3)]

27(18.50,33.50)

32(26,45)

3.416

0.001

Maximum physiological weight loss % [M (Q1, Q3)]

5(0.40,7.80)

6(2,8.70)

1.191

0.234

The date of recovery of birth weight d [M (Q1, Q3)]

7(3,9.5)

9(7,12)

2.904

0.004

GV g/kg·d [x ± s]

18.97 ± 4.77

14.58 ± 2.26

7.16

 < 0.001