Skip to main content

Table 4 Potential variables associated with postnatal growth velocities by bivariate linear regression analysisa

From: Postnatal length and weight growth velocities according to Fenton reference and their associated perinatal factors in healthy late preterm infants during birth to term-corrected age: an observational study

 

ΔLengthZ

ΔWeightZ

Variables

B

Std.Er

P-value

B

Std.Er

P-value

Sex(female 0, male 1)

0.177

0.067

0.009

0.218

0.059

0.000

PMA at birth(week)

0.188

0.044

0.000

0.160

0.039

0.000

Number of fetus(singleton 0, twin 1)

0.065

0.077

0.403

0.136

0.068

0.045

Parity (non-primiparity 0, primiparity 1)

0.046

0.071

0.520

−0.028

0.063

0.656

Delivery mode (spontaneous dilivery 0, caesarean section 1)

0.003

0.070

0.970

0.055

0.062

0.375

PMA at visit(week)

0.138

0.035

0.000

0.176

0.031

0.000

Feeding mode(EBF 0, PBF 1, EFF 2)

0.069

0.049

0.165

0.002

0.044

0.961

Intrauterine growth status(SGA 0, AGA 1, LGA 2)

0.040

0.113

0.720

−0.274

0.099

0.006

Nutrition risk(LNR 0, MNR 1)

−0.176

0.151

0.244

0.055

0.133

0.680

Maternal age(year)

−0.016

0.008

0.053

−0.013

0.007

0.071

Paternal age(year)

−0.003

0.007

0.643

−0.002

0.006

0.782

≥ College (mother), N(%)

0.010

0.087

0.912

0.040

0.077

0.602

≥ College (father), N(%)

0.061

0.094

0.515

0.035

0.083

0.669

  1. aAbbreviations: PMA Postmenstrual age, SGA Small-for-gestational-age, AGA Appropriate-for-gestational-age, LGA Large-for-gestational-age, EBF Exclusive breast feeding, PBF Partial breast feeding, EFF Exclusive formula feeding, LNR Low nutrition risk, MNR Medium nutrition risk, ΔLengthZ Z-score change of Length, ΔWeightZ Z-score change of Weight