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Table 1 Characteristics of the n = 105 participating mothers and their infants, together with results from the unadjusted linear regression analyses for predicting infant state-regulation at follow-up

From: Self-efficacy in breastfeeding predicts how mothers perceive their preterm infant’s state-regulation

Pertains to

Variable

Value

β (95% CI)

P-value

Mother

Age of mother at term age (years), mean (SD)

31.5 (4.8)

-0.150 (-0.247, -0.053)

0.003

Married/Cohabiting, n (%)

104 (99.0)

-1.404 (-6.398, 3.591)

0.578

College/University education, n (%)

48 (45.7)

0.527 (-0.442, 1.497)

0.283

Employed before giving birth, n (%)

98 (93.3)

1.571 (-0.352, 3.495)

0.108

Tobacco user, n (%)

1 (1.0)

-2.660 (-7.634, 2.313)

0.291

Number of children, mean (SD)a

1.7 (0.8)

-0.962 (-1.520, -0.404)

0.001

Primiparas, n (%)

54 (51.4)

1.185 (0.241, 2.129)

0.014

Breastfeeding support, n (%)

79 (75.2)

-1.439 (-2.529, -0.349)

0.010

Breastfeeding self-efficacy index, mean (SD)

56.6 (8.3)

-0.095 (-0.152, -0.038)

0.001

Infant

Vaginal birth, n (%)

81 (77.1)

0.358 (-0.797, 1.513)

0.540

Age of infant at term age (weeks), mean (SD)

5.0 (3.9)

-0.019 (-0.145, 0.108)

0.772

GA at birth (weeks), mean (SD)

36.0 (0.8)

-0.401 (-1.040, 0.238)

0.217

Birthweight (kg), mean (SD)

2.76 (0.44)

-0.394 (-1.506, 0.718)

0.483

Given breast milk only by breastfeeding, n (%)

90 (85.7)

0.711 (-0.670, 2.093)

0.310

Outcome

Infant state-regulation index, mean (SD)

2.6 (2.5)

-

-

  1. All variables, except Infant state-regulation index, were measured at baseline (term age). There were 1 (1.0%) missing value for Tobacco user and 2 (1.9%) missing values for Breastfeeding self-efficacy and Age of infant at baseline
  2. Significant P-values are given in bold
  3. CI confidence interval, GA gestational age, SD standard deviation
  4. a Including the newborn infant