Table 5.

Association between multiple vaccines and atopic conditions. Figures are odds ratios (95% confidence intervals)

No of vaccines	No receiving vaccine	Asthma	Hay fever	Eczema or psoriasis
Before deployment
0/1	157	1.0	1.0	1.0
2	142	0.9 (0.3 to 2.4)	0.7 (0.4 to 1.2)	0.8 (0.3 to 1.9)
3	122	0.5 (0.1 to 1.6)	0.9 (0.5 to 1.6)	1.4 (0.6 to 3.2)
4	131	1.0 (0.4 to 2.7)	0.9 (0.5 to 1.7)	1.1 (0.5 to 2.7)
⩾5	74	1.0 (0.3 to 3.2)	1.0 (0.5 to 1.9)	1.4 (0.6 to 3.8)
		χ2=0.00 (0.99)	χ2=0.06 (0.81)	χ2=0.93 (0.3)
During deployment
0/1	193	1.0	1.0	1.0
2	103	2.4 (0.8 to 7.6)	1.6 (0.9 to 2.9)	2.2 (1.0 to 4.9)
3	108	2.2 (0.7 to 7.0)	1.3 (0.7 to 2.3)	1.0 (0.3 to 2.5)
4	172	2.3 (0.8 to 6.6)	0.9 (0.5 to 1.6)	0.9 (0.4 to 2.1)
⩾5	70	3.3 (1.0 to 10.8)	1.4 (0.7 to 2.8)	1.7 (0.7 to 4.4)
		χ2=3.5 (0.06)	χ2=0.01 (0.94)	χ2=0.01 (0.92)