Table 3

Crude and adjusted HRs for each outcome. The estimated parameters were HRs. The reference group was the group of children with 3DTP, but no MMR

Outcome	Mortality		Hospitalisation for infection		Asthma
Group compared with 3DTP	Crude HR (95% CI)	Adjusted HR (95% CI)*	Crude HR (95% CI)	Adjusted HR (95% CI)*	Crude HR (95% CI)	Adjusted HR (95% CI)*
1DTP	3.39 (2.33 to 4.93)	1.96 (1.34 to 2.89)	1.06 (1.02 to 1.10)	1.02 (0.98 to 1.06)	0.89 (0.85 to 0.94)	0.87 (0.83 to 0.92)
2DTP	1.90 (1.39 to 2.60)	1.55 (1.14 to 2.13)	1.07 (1.04 to 1.09)	1.04 (1.01 to 1.06)	0.99 (0.96 to 1.03)	0.97 (0.94 to 1.00)
1DTP+MMR	0.37 (0.19 to 0.74)	0.35 (0.18 to 0.70)	0.92 (0.89 to 0.95)	0.95 (0.92 to 0.98)	0.88 (0.84 to 0.92)	0.97 (0.92 to 1.01)
2DTP+MMR	0.50 (0.36 to 0.69)	0.52 (0.38 to 0.72)	0.92 (0.90 to 0.94)	0.94 (0.93 to 0.96)	0.90 (0.88 to 0.92)	0.95 (0.92 to 0.97)
3DTP+MMR	0.40 (0.31 to 0.51)	0.45 (0.35 to 0.57)	0.90 (0.88 to 0.91)	0.93 (0.92 to 0.94)	0.88 (0.86 to 0.90)	0.94 (0.92 to 0.96)
None	2.20 (1.45 to 3.34)	1.51 (0.96 to 2.38)	0.73 (0.70 to 0.76)	0.82 (0.78 to 0.86)	0.49 (0.45 to 0.52)	0.67 (0.63 to 0.72)
MMR	0.86 (0.27 to 2.72)	0.86 (0.27 to 2.74)	0.97 (0.89 to 1.05)	1.03 (0.95 to 1.12)	0.84 (0.75 to 0.94)	0.97 (0.87 to 1.09)

*The parameter estimates corresponding to the confounders are presented in in online supplementary table S7.
DTP, diphteria–tetanus–pertussis–polio–Haemophilus influenzae type b; MMR, measles–mumps–rubella.