Table 2

Influence of location of immunisation and immunisation history on preschool booster immunisation uptake in 5 year old children living in South Glamorgan born in 1990 (n = 6184)

FactorUptakeOdds ratio (95% CI) 
CrudeAdjusted2-150
Location of immunisation
GPs office5106/53501.001.00
 Health clinic414/4990.23 (0.18 to 0.30)0.64 (0.35 to 1.19)
Had diphtheria (D3) immunisation
No28/2561.001.00
 Yes5622/5928149.61 (99.38 to 225.20)17.09 (5.88 to 49.63)
Had pertussis (P3) immunisation
No507/7811.001.00
 Yes5143/540310.69 (8.82 to 12.96)2.00 (1.17 to 3.40)
Had measles, mumps, and rubella immunisation
No98/3591.001.00
 Yes5552/582554.16 (41.67 to 70.39)10.02 (5.22 to 19.22)
  • 2-150 Odds ratios calculated after adjusting for all other factors in this table and for all variables in table 1.