Table 4.

Adjusted odds ratios (95% confidence intervals) for the independent effects of each month of exclusive and additional breastfeeding on outcomes at 15 months

Outcome	Exclusive breastfeeding*	P‐value	Additional breastfeeding*	P‐value
Doctor‐diagnosed asthma	0.81 (0.72–0.92)	<0.001	0.95 (0.91–0.99)	0.021
Ever wheezed	0.88 (0.82–0.95)	<0.001	0.97 (0.94–1.0)	0.038
Ever used an inhaler	0.87 (0.80–0.95)	0.002	0.93 (0.90–0.97)	<0.001
Wheeze AND doctor‐diagnosed asthma AND inhaler	0.77 (0.67–0.89)	<0.001	0.95 (0.90–0.99)	0.026
Current asthma	0.80 (0.71–0.91)	<0.001	0.95 (0.91–1.00)	0.034
Ever had eczema	0.96 (0.90–1.03)	0.214	1.02 (0.99–1.05)	0.274
Atopy	1.03 (0.95–1.11)	0.466	1.03 (1.0–1.07)	0.076

^* Adjusted for ethnicity, socio‐economic status, parity, body mass index at 15 months, smoking in pregnancy, gender and respiratory infections in the first 3 months of life.