Table 1 Analysis of the general demographic characteristics of each genetic subtype of the study population.

From: Characterization of the HIV-1 molecular network in a middle-aged population aged 50 years and older in a City in Southern Sichuan, China

Variables

Total(%a)

n = 898

The frequency and percentage of different HIV-1 genotypes(%b)

Ζ/χ2

P-valuef

01_AE

07_BC

08_BC

Othersc

Age (years)

     

9.348

0.025

 50-

334(37.20)

93(28.10)

158(42.90)

71(41.00)

12(46.20)

  

 60-

359(40.00)

162(48.90)

128(34.80)

64(37.00)

5(19.20)

  

 ≥ 70

205(22.80)

76(23.00)

82(22.30)

38(22.00)

9(34.60)

  

Gender

     

0.677

0.879

 Male

673(74.90)

245(74.00)

276(75.00)

131(75.70)

21(80.80)

  

 Female

225(25.10)

86(26.00)

92(25.00)

42(24.30)

5(19.20)

  

Ethnicity

     

1.436

0.697

 Han

895(99.70)

329(99.40)

367(99.70)

173(100.00)

26(100.00)

  

 Others

3(0.30)

2(0.60)

1(0.30)

0(0.00)

0(0.00)

  

Marital Status

     

2.767

0.837

 Unmarried

110(12.20)

42(12.70)

44(12.00)

23(13.30)

1(3.80)

  

 Married

474(52.80)

168(50.80)

199(54.10)

92(53.20)

15(57.70)

  

 Divorced /widowed

314(35.00)

121(36.50)

125(34.00)

58(33.50)

10(38.50)

  

Route of infectiond

     

13.365

0.147

 HST

880(98.00)

325(98.20)

357(97.00)

173(100.00)

25(96.20)

  

 MSM

9(1.00)

3(0.90)

6(1.60)

0(0.00)

0(0.00)

  

 IDU

3(0.30)

0(0.00)

3(0.80)

0(0.00)

0(0.00)

  

 Others/unknown

6(0.70)

3(0.90)

2(0.60)

0(0.00)

1(3.80)

  

Education Level

     

4.494

0.213

 Illiteracy

152(16.90)

62(18.70)

59(16.00)

27(15.60)

4(15.40)

  

 Primary School

506(56.30)

195(58.90)

200(54.40)

97(56.10)

14(53.80)

  

 Junior High School

202(22.50)

60(18.10)

94(25.50)

41(23.70)

7(26.90)

  

 High School

33(3.70)

13(3.90)

11(3.00)

8(4.60)

1(3.90)

  

 College and above

5(0.60)

1(0.30)

4(1.10)

0(0.00)

0(0.00)

  

Domicile Location

     

97.791

< 0.001

 FS

343(38.20)

152(45.90)

119(32.30)

62(35.90)

10(38.50)

  

 RX

178(19.80)

88(26.60)

80(21.70)

7(4.00)

3(11.50)

  

 DA

91(10.10)

20(6.00)

38(10.30)

27(15.60)

6(23.10)

  

 ZLJ

107(11.90)

30(9.10)

41(11.10)

33(19.10)

3(11.50)

  

 GJ

91(10.10)

17(5.10)

58(15.80)

14(8.10)

2(7.70)

  

 YT

88(9.90)

24(7.30)

32(8.70)

30(17.30)

2(7.70)

  

First CD4 (pcs/ul)

     

2.118

0.548

 ≤ 200

384(42.80)

148(44.70)

152(41.30)

72(41.60)

12(46.20)

  

 200

448(49.90)

164(49.50)

189(51.40)

82(47.40)

13(50.00)

  

 ≥ 500

57(6.30)

17(5.10)

25(6.80)

14(8.10)

1(3.80)

  

 Unknowne

9(1.00)

2(0.60)

2(0.50)

5(2.90)

0(0.00)

  

Year of diagnosis

     

20.601

0.057

 ≤ 2016

35(3.90)

10(3.00)

21(5.70)

4(2.30)

0(0.00)

  

 2017

162(17.70)

50(15.10)

61(16.50)

42(24.80)

8(30.80)

  

 2018

260(28.80)

106(32.00)

103(28.00)

46(27.20)

4(15.40)

  

 2019

246(27.20)

87(26.30)

104(28.30)

45(26.00)

10(38.40)

  

 2020

195(21.70)

78(23.60)

79(21.50)

34(19.70)

4(15.40)

  

Whether to enter the network

     

37.766

< 0.001

 Yes

601(66.90)

253(76.40)

207(56.30)

127(73.40)

14(53.80)

  

 No

297(33.10)

78(23.60)

161(43.70)

46(26.60)

12(46.20)

  
  1. aNumbers in parentheses indicate cases as a percentage of the total 898 study subjects.
  2. bThe numbers in parentheses indicate the percentage of subtypes to each variable.
  3. cOther subtypes include 21 cases of CRF85_BC, 3 cases of CRF57_BC, 1 case of CRF64_BC, 1 case of CRF55_01B.
  4. dHST: heterosexual, MSM: men who have sex with men, IDU: injection drug use.
  5. eNo CD4 test was done.
  6. fP-value < 0.05 was considered statistically significant.
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