Table 1 Referral rates of infants and children with suspected urinary tract infections from study and control practices, according to clinical category (excluding 22 first seen by deputising doctor or casualty officer)

No of children referred per 1000 children/year
Clinical category
 Study practices
 Control practices
 Study:control practices (95% CI)
 P value
All children
6.42
3.45
1.86 (1.42 to 2.44)
<0.001
Infants aged <1 year
0.92
0.24
3.84 (1.94 to 9.32)
<0.001
Children and infants with non-specific symptoms only and no urethral symptoms*
 1.49
0.24
6.10 (3.47 to 11.76)
<0.001

* From 841 children and infants whose presenting symptoms were described with sufficient accuracy.

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