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Table 2 Use of ICPC code in different GP networks for patients identified in our study as having a chlamydia diagnosis

From: Usefulness of primary care electronic networks to assess the incidence of chlamydia, diagnosed by general practitioners

Reported ICPC codes Explanation code AMC 2007% (N = 164, 49 men; 115 women) VUmc 2007% (N = 141, 55 men; 86 women) IPCI 2005% (N = 189, 80 men; 109 women) LINH 2007% (N = 485, 229 men; 256 women)
No code Verified in free text and in laboratory results 43 7.1 42.9 0
X74.00 PID 2.4 2.1 2.6 10.5
X74.04      
X74.01 PID by chlamydia - 8.5 - 2.7
X74.05 Other pelvic infection - - 2.1 -
X84.00 Vaginitis 1.8 - 2.1 10.5
X84.01 Vaginitis by chlamydia 17.7 10.6 - 12.2
X85.00 Cervicitis 0.6 - 5.3 3.3
X85.01* Cervicitis by chlamydia 15.9 19.9 5.3 13
X85.04 Other cervical disease - - 0.5 -
X99.00 Genital disease or sexually transmitted infection in women 1.2 16.3 14.8 -
X99.03      
X99.05      
Y74.00 Orchitis/Epididymitis 0.6 - 1.1 16.7
Y74.01      
Y74.02      
Y99.00 Genital disease or sexually transmitted infection in men 1.8 - 23.3 7.8
Y99.01      
Y99.05      
Y99.06      
Y99.03 Genital disease by chlamydia in men 14 35.5 - 22.9
Y99.07 Unknown code - - - 0.4
Total   100 100 100 100
  1. *In the IPCI network: cervicitis