Table 1

Reattendance and new STI rates by risk and demographic features

Demographics of all patientsControl group (N=273)Intervention group (N=266)p Value
Gender125 (46%) male
148 (54%) female
156 (59%) male
110 (41%) female
0.003
Mean age (range)23 (15–61)25 (15–66)0.0065
Ethnicity
Black153 (56%)116 (44%)0.04
White77 (28%)88 (33%)
Other43 (16%)62 (23%)
Reattendance rates by initial risk categoryControl group (95% CI)Intervention group (95% CI)
Chlamydia43/121 (36%) (28 to 44%)64/123 (52%) (43 to 61%}0.03
Gonorrhoea4/21 (19%) (7 to 41%)41/64 (64%) (52 to 75%)0.0003
Women receiving emergency contraception27/60 (45%) (33 to 58%)9/18 (50%) (29 to 71%)n.s
MSM3/18(16%) (5 to 40%)26/45 (58%) (43 to 71%)0.006
Other risks12/54 (22%) (13 to 35%)9/16 (56%) (33 to 77%)n.s
Total reattendance90/273 (33%) (28 to 39%)149/266 (56%) (50 to 62%)0.0001
Reattendance rates by ethnicity, age and gender
Reattendance rate White21/77 (27%) (19 to 38%)44/87 (51%) (40 to 61%)0.01
Reattendance rate Black56/153 (37%) (29 to 44%)64/116 (55%) (46 to 64%)0.003
Reattendance rate Other12/43 (28%) (16 to 43%)41/63(65%) (53 to 76%)0.001
Reattendance rate 15–25-year-old68/179 (38%) (31 to 45%)78/136 (57%) (49 to 65%)0.0009
Reattendance rate >25–year-old21/94 (22%) (15 to 32%)71/130 (55%) (46 to 63%)0.0001
Reattendance rate men26/125 (21%) (15 to 29%)79/156 (51%) (43 to 58%)0.0001
Reattendance rate women63/148 (43%) (35 to 51%)70/110 (64%) (54 to 72%)0.002
STI rates in reattending patients
STIs diagnosed in reattending patients13/90 (14%) (9 to 23%)26/149 (17%) (12 to 24%)n.s
STIs diagnosed in Chlamydia group at reattendance9/43 (21%) (11 to 35%)8/64 (13%) (6 to 23%)n.s
STIs diagnosed in Gonorrhoea group at reattendance0/4 (0%)12/41 (29%) (18 to 45%)n.s
  • MSM, men who have sex with men; STIs, sexual transmitted infections.