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. 2019 Apr 26;6(6):ofz203. doi: 10.1093/ofid/ofz203

Table 2.

Comparisons of Patients in Care at the Southern Alberta Clinic, Calgary, Canada, in 2016 and 2017 Who had Durable Viral Suppression (<200 copies/mL), Ever Were Unsuppressed (>200 copies/mL), or Ever had a Viral Load Above Transmittable Levels (>1500 copies/mL)

Total in Care Durable VL Ever Unsuppressed Ever Transmittable P-value
N (%) 1934 1518 (78.4) 416 (21.6) 361 (18.7)
Gender
Male 1433 (74.1) 1146 (75.5) 287 (68.9) 255 (70.8)
Female 491 (25.4) 364 (23.9) 127 (30.5) 104 (28.8) <.001
Transgendered 10 8 2 2
Age (as of 1/1/2018)
≤30 years 173 (8.9) 109 (7.2) 64 (15.4) 57 (15.8)
31–40 468 (24.2) 324 (21.3) 144 (34.6) 130 (36.0) <.001
41–50 572 (29.6) 453 (29.8) 119 (28.6) 100 (27.7)
51–60 514 (26.6) 443 (29.2) 71 (17.1) 56 (15.5)
>60 207 (10.7) 189 (12.5) 18 (4.3) 18 (5.0)
Median 46 48 40 40 <.001
IQR [38–54] [39–55] [34–49] [33–48]
HIV transmission risk a
MSM 885 (45.8) 734 (48.4) 151 (36.3) 136 (37.7)
WSM/MSW 824 (42.6) 621 (40.9) 203 (48.8) 169 (46.8) <.001
PWID 177 (9.1) 124 (8.2) 53 (12.7) 50 (13.8)
Other 45 (2.3) 36 (2.4) 9 (2.2) 6 (1.7)
Not reported 3 3 0 0
Self-reported ethnicity b
Caucasian 1032 (53.3) 867 (57.1) 165 (39.7) 143 (39.6)
Indigenous 152 (7.9) 87 (5.7) 65 (15.6) 59 (16.3) <.01
ACB 488 (25.2) 377 (24.8) 111 (26.7) 89 (24.7)
Other 197 (10.2) 152 (10.0) 45 (10.8) 43 (11.9)
Not reported 65 35 30 27
Most recent CD4 (prior to 1/1/2018)
Median 527 561 374 363 <.001
IQR [360–724] [408–746] [210–556] [190–568]
Time in months since diagnosis (as of 1/1/2018)
Median 136 148 82 73 <.001
IQR [72–215] [87–226] [19–159] [18–156]

Abbreviations: ACB, African/Caribbean Black;IQR, interquartile range;.MSM, men having sex with men; MSW, men having sex with women; PWID, persons who inject drugs; VL, viral load; WSM, women having sex with men.

a P-value compares patients with durable viral load to patients with ever transmittable viral load.