Table 4 Odds ratio of using PLR and WLR after returning to work of working mothers after postpartum 2^nd, 3^rd, and 6^th

Exclusive breastfeeding

 EBF at 2 months

4.45 (4.02–4.92)

1.86 (1.68–2.04)

4.17 (3.76–4.63)

1.71 (1.55–1.89)

4.89 (4.40–5.43)

1.52 (1.39–1.67)

4.76 (4.27–5.31)

1.47 (1.34–1.62)

 EBF at 4 months

5.72 (5.13–6.38)

2.04 (1.85–2.56)

5.23 (4.68–5.85)

1.81 (1.63–2.00)

6.59 (5.84–7.43)

1.70 (1.55–1.88)

6.22 (5.50–7.04)

1.61 (1.46–1.78)

 EBF at 6 months

4.88 (4.29–5.55)

2.06 (1.84–2.31)

4.39 (3.85–5.01)

1.83 (1.63–2.06)

4.03 (3.34–4.87)

1.31 (1.14–1.50)

4.06 (3.34–4.93)

1.30 (1.13–1.50)

Any breastfeeding

 ABF at 2 months

7.37 (6.42–8.47)

2.41 (2.14–2.71)

6.44 (5.59–7.43)

1.98 (1.75–2.24)

10.67 (9.25–12.31)

2.15 (1.91–2.43)

9.90 (8.55–11.46)

1.79 (1.58–2.03)

 ABF at 4 months

7.74 (6.92–8.66)

2.37 (2.14–2.63)

7.02 (6.25–7.88)

1.97 (1.77–2.19)

10.32 (9.22–11.55)

2.34 (2.12–2.58)

9.56 (8.51–10.73)

1.99 (1.79–2.20)

 ABF at 6 months

7.64 (6.85–8.51)

2.89 (2.08–2.53)

6.83 (6.11–7.64)

1.91 (1.72–2.11)

10.06 (8.99–11.20)

2.27 (2.07–2.50)

9.27 (8.27–10.40)

1.97 (1.78–2.17)