Table 2

Pre trial and during trial chlamydia testing numbers, percentages and positivity rates, by control (n = 23) and intervention (n = 20) groups

Pre-trial period

Trial period

Women consulted

N

Women tested

N (%)

Positive women

N (%)

Women consulted

N

Women tested

N (%)

Positive women

N (%)

Women tested*

P value

Positive women**

P value

Control

16-24 yrs

2689

168

(6.2)

16

(9.5)

1792

157

(8.8)

15

(9.6)

p<0.01

p = 0.99

Intervention

16-24 yrs

2662

305

(11.5)

28

(9.2)

1589

213

(13.4)

7

(3.3)

p = 0.06

p = 0.01

* The difference in proportion of the number of women tested for chlamydia in the pre-trial and trial periods.

** The difference in proportion of the number of women who tested positive for chlamydia in the pre-trial and trial periods.

Bilardi et al. BMC Public Health 2010 10:70   doi:10.1186/1471-2458-10-70