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Table 3 Logistic regression analysis using the theoretical hierarchical model proposed to stratify the variables (Table 1)

From: Gestational, perinatal, and postnatal factors that interfere with practice of exclusive breastfeeding by six months after birth

VariablesVariables

Crude Relative Risk

Distal level

Intermediate distal level

Intermediate proximal level

Proximal level

CRR (95% CI)

RR1*(95% CI)

RR2*(95% CI)

RR3a(95% CI)

RR4*(95% CI)

 • Maternal age > 20 years

0.91 (0.83, 1.01)

0.94 (0.83, 1.06)

–

–

–

 • Maternal schooling >8 complete years

1.02 (0.91, 1.14)

0.98 (0.88, 1.10)

–

–

–

 • Remunerated activity performed

1.08 (0.98, 1.19)

1.09 (0.97, 1.21)

–

–

–

 • Multigestae

0.9 (0.82, 0.98)

–

–

0.97 (0.83, 1.15)

–

 • Experience with EBF for at least one month

0.91 (0.81, 0.99)

1.01 (0.91, 1.12)

–

–

–

 • Experience with EBF for at least six months

0.81 (0.68, 0.94)

0.85 (0.73, 0.99)

–

–

–

 • Last pregnancy was planned

1.02 (0.92, 1.13)

–

1.01 (0.91, 1.13)

–

–

 • ≥ six prenatal visits

0.94 (0.83, 1.06)

–

0.94 (0.76, 1.16)

–

–

 • Mother reported that she did not receive prenatal guidance regarding BF

0.99 (0.9, 1.09)

–

0.99 (0.89, 1.11)

–

–

 • Birth during the nighttime period

0.89 (0.81, 0.98)

–

–

0.95 (0.85, 1.06)

–

 • Cesarean

1.02 (0.92, 1.12)

–

–

1.00 (0.89, 1.12)

–

 • First suckling occurred after the first hour of life

1.01 (0.91, 1.12)

–

–

–

0.99 (0.84, 1.16)

 • Mother reported difficulty with BF

1.15 (1.05, 1.25)

–

–

–

1.04 (0.91, 1.20)

 • Mother received guidance about BF

1.02 (0.79, 1.32)

–

–

–

1.01 (0.76, 1.32)

  1. e Relative Risk
  2. RR* Adjusted Relative Risk
  3. 95% CI 95% Confidence Interval