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Table 1 Characteristics of HIV+ patients regularly followed at the Southern Alberta Clinic between 1/1/2006 and 12/31/2016 comparing patients who were negative for syphilis (Syphilis Neg) to patients who ever tested positive for syphilis (Syphilis Pos)

From: Increasing incidence of syphilis among patients engaged in HIV care in Alberta, Canada: a retrospective clinic-based cohort study

 

Total

Syphilis Neg

Syphilis Pos

P-value

N (%)

2448

2254 (92.1)

194 (7.9)

 

Age at HIV Diagnosis (years)

Mean (range)

35 (1–79)

35 (1–79)

35 (16–69)

0.893

< 30

888 (36.2)

813 (36.1)

75 (38.7)

0.801

30–39

868 (35.5)

802 (35.6)

66 (34.0)

 

40–49

475 (19.4)

438 (19.4)

37 (19.1)

 

≥ 50

217 (8.9)

201 (8.9)

16 (8.3)

 

Gender

Male

1858 (75.9)

1675 (74.3)

183 (94.3)

<.001

Female

583 (23.8)

572 (25.4)

11 (5.6)

 

Transgendered

7 (0.3)

7 (0.3)

0 (0.0)

 

Self-reported Ethnicitya

Caucasian

1399 (57.1)

1259 (56.0)

140 (72.2)

<.001

Indigenous

222 (9.1)

216 (9.6)

6 (3.1)

 

ACB

560 (22.9)

536 (23.8)

24 (12.4)

 

Other

267 (10.9)

243 (10.8)

24 (12.4)

 

Most Likely HIV Exposure Categoryb

MSM

1060 (43.3)

915 (40.6)

145 (74.4)

<.001

HET

526 (21.5)

512 (22.7)

14 (7.2)

 

PWID

761 (31.1)

731 (32.4)

30 (15.6)

 

Other

101 (4.1)

96 (4.3)

5 (2.6)

 

Co-factorsc

History of Smoking

1252 (51.1)

1142 (50.7)

110 (56.7)

0.124

History of Alcohol Abuse

460 (18.8)

404 (17.9)

56 (28.9)

<.001

History of Recreational

Drug Use

794 (32.4)

707 (31.4)

87 (44.8)

<.001

History of Unstable

Housing

516/2109

483/1932

33/177

0.073

(24.5)

(25.0)

(18.6)

 

History of Intimate

Partner Violence

655 (26.7)

614 (27.2)

41 (21.1)

0.079

  1. aNative Canadian includes Aboriginal, Metis and Inuit; ACB includes African, Caribbean, Black; Other includes IndoAsian, Hispanic, East Asian, and other
  2. bMSM = self-reported men who have sex with men identification; HET = self-reported heterosexual identification; PWID = self-reported intravenous drug use identification; Other HIV Risk factor behavior includes: blood transfusions, hemophiliac, neonatal, postnatal infection, unknown or not reported
  3. cHistory of Cigarette Smoking-Current or Past; History of Alcohol Abuse- > 14 drinks/week or binge drinking; History of Recreational Drug Use –Current or Past; History of Unstable Housing-homelessness, shelters, supporatative housing; History of Intimate Partner Violence-Current or Past