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Table 1 Demographic and laboratory characteristics of the patients

From: Nanopore targeted sequencing-based diagnosis of central nervous system infections in HIV-infected patients

Characteristics

Total (n = 57)

Cryptococcal meningitis

P value

No (n = 30)

Yes (n = 27)

Age

33.0[29.0,46.0]

31.0[29.0,46.8]

39.0[31.5,45.5]

0.263

Sex

 Male

53(93.0)

28(93.3)

25(92.6)

1

 Female

4(7.0)

2(6.7)

2(7.4)

 

HBV coinfection

5(8.8)

2(6.7)

3(11.1)

0.66

HCV coinfection

1(1.8)

1(3.3)

0(0.0)

1

TP

18(31.6)

11(36.7)

7(25.9)

0.558

CD4 + T cells count (/uL)

25.0[14.0,63.0]

55.0[19.2,139.8]

17.0[11.0,31.5]

0.001

HIV RNA(lg copies/mL)

4.9[4.2,5.3]

4.8[1.9,5.0]

5.0[4.7,5.4]

0.116

 < 50 copies /mL

4(7.4)

3(10.3)

1(4.0)

0.615

 Missing data

3(5.3)

1(3.3)

2(7.4)

0.599

ART status

 Not on ART

38(66.7)

16(53.3)

22(81.5)

0.03

 ART ≤ 30 days

6(10.5)

3(10.0)

3(11.1)

 

 ART > 30 days

13(22.8)

11(36.7)

2(7.4)

 

Neurological symptoms

44(77.2)

19(63.3)

25(92.6)

0.011

CSF analysis

 CSF WBC (/uL)

6.0[1.0,22.0]

5.5[1.2,21.5]

7.0[2.0,24.5]

0.399

 CSF protein (mg/L)

486.0[312.2,689.0]

448.6[332.8,675.5]

503.0[272.6,808.5]

0.867

 CSF LDH (U/L)

29.0[20.0,49.0]

22.5[19.2,34.0]

34.0[24.5,70.5]

0.018

 CSF glucose (mmol/L)

2.6[2.2,3.1]

2.8[2.5,3.5]

2.3[1.5,3.0]

0.012

 CSF Cl (mmol/L)

122.0[117.0,126.0]

122.5[119.0,125.8]

122.0[117.0,125.5]

0.625

 CSF ADA (U/L)

2.0[1.0,4.0]

1.3[0.2,3.0]

3.0[1.5,5.2]

0.025

Other CNS infections1

 CNS tuberculosis

13(22.8)

13(43.3)

0(0.0)

 

 Toxoplasma encephalitis

5(8.8)

5(16.7)

0(0.0)

 

 CMV encephalitis

2(3.5)

0(0.0)

2(7.4)

 

 VZV encephalitis

1(1.8)

1(3.3)

0(0.0)

 

 Neurosyphilis

1(1.8)

1(3.3)

0(0)

 

No CNS infection2

11(19.3)

11(36.7)

0(0.0)

 
  1. Data were described as median [IQR] or no. (%). P values were derived from chi-square test, Fisher’s exact test or Mann–Whitney U test, when appropriate
  2. Abbreviations: HBV, Hepatitis B virus; HCV, Hepatitis C virus; TP, Treponema Pallidum; HIV, human immunodeficiency virus; ART, antiretroviral therapy; CSF, cerebrospinal fluid; LDH, lactic dehydrogenase; ADA, adenosine deaminase; CNS, central nervous system; CMV, cytomegalovirus; VZV, Varicella-zoster virus
  3. 1. The patient with VZV encephalitis was also clinically diagnosed with CNS tuberculosis
  4. 2. Those 11 patients received lumbar punctures due to positive serum cryptococcal antigen assay or positive serum treponema pallidum hemagglutination test