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Table 1 Overview of patient characteristics

From: Diagnostic performance of line-immunoassay based algorithms for incident HIV-1 infection

A) Patients with incident infection (n = 527)

 

ZPHI patients

 

HIV notifications

 

Number

144

 

383

 

   Male (n, %)

129

(89.6)

332

(86.7)

   Female (n, %)

15

(10.4)

51

(13.3)

Transmission risk (n, %)

    

MSM

102

(70.8)

242

(63.2)

HET

37

(25.7)

102

(26.6)

IVDU

4

(2.8)

17

(4.4)

OTH

1

(0.7)

0

(0)

Unknown

0

(0)

22

(5.7)

Age (median, IQR)

36

(30 - 42)

35

(28 - 43)

Months of infection (median, IQR)

1.59

(1.05 - 2.73)

1.04

(0.33 - 3.0)

HIV-1 RNA, (log [copies/mL]), IQR

5.1

(4.5 - 5.8)

5.2

(4.5 - 6.1)

CD4+ T cell count, cells/μL (median, IQR)

372

(270 - 552)

n.a.

 

B) Patients with older infection (n = 740)

 

SHCS patients*

 

HIV notifications

 

Number

412

 

328

 

   Male (n, %)

205

(49.8)

231

(70.4)

   Female (n, %)

207

(50.2)

97

(29.6)

Transmission risk (n, %)

    

MSM

54

(13.1)

90

(27.4)

HET

283

(68.7)

194

(59.1)

IVDU

48

(11.6)

16

(4.9)

OTH

24

(6.6)

6

(1.8)

Unknown

0

(0)

21

(6.4)

Age (median, IQR)

35

(30 - 41)

44

(34 - 53)

Days of infection (median, IQR)

n.a.

n.a.

n.a.

n.a.

HIV-1 RNA, (log [copies/mL]), IQR

3.9

(2.9 - 4.7)

5.16

(4.8 - 5.6)

CD4+ T cell count, cells/μL (median, IQR)

350

(208 - 544)

n.a.

 

Treatment status

    

   Prior to ART

190

(46.1)

328

(100)

   Under ART

222

(53.9)

0

(0)

C) Notifications with unknown duration of infection (n = 1374)

Number

  

1374

 

Male (n, %)

  

924

(67.2)

Female (n, %)

  

423

(30.8)

Unknown

  

27

(2.0)

Transmission risk (n, %)

    

MSM

  

401

(29.2)

HET

  

472

(34.3)

IVDU

  

40

(2.9)

OTH

  

8

(0.6)

Unknown

  

453

(33.0)

Age (median, IQR)

  

36

(30 - 45)

HIV-1 RNA, (log [copies/mL]), IQR

  

4.8

(4.1 - 5.4)

  1. n.a., not available; *same patients as investigated in [36]