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Table 1 The distribution characteristics of HIV-1 genotypes among the heterosexually transmitted population in Jiangsu

From: HIV-1 genotype diversity and distribution characteristics among heterosexually transmitted population in Jiangsu province, China

Characteristics

Cases[%]a

The frequency and prevalence of different HIV-1 genotypes, N(%)b

P

CRF01_AE

CRF07_BC

B

CRF08_BC

URFs

Other subtypesd

Total

262 [100]

119 (45.4)

56 (21.4)

33 (12.6)

29 (11.1)

10 (3.8)

15 (5.7)

 

Gender

       

0.001

 Male

188 [71.8]

88 (46.8)

41 (21.8)

23 (12.2)

12 (6.4)

10 (5.3)

14 (7.4)

 

 Female

74 [28.2]

31 (41.9)

15 (20.3)

10 (13.5)

17 (23.0)

0 (0.0)

1 (1.4)

 

Transmission routes

       

0.074c

 Marital transmission

63 [24.0]

28 (44.4)

11 (17.5)

10 (15.9)

11 (17.5)

1 (1.6)

2 (3.2)

 

 Extra-marital non-commercial sexual contact

82 [31.3]

33 (40.2)

16 (19.5)

15 (18.3)

11 (13.4)

2 (2.4)

5 (6.1)

 

 Commercial sexual contact

117 [44.7]

58 (49.6)

29 (24.8)

8 (6.8)

7 (6.0)

7 (6.0)

8 (6.8)

 

HIV-1 confirmation year

       

0.028c

 Before 2008

24 [9.2]

4 (16.7)

5 (20.8)

8 (33.3)

4 (16.7)

0 (0.0)

3 (12.5)

 

 2008–2012

138 [52.7]

63 (45.7)

28 (20.3)

18 (13.0)

16 (11.6)

6 (4.3)

7 (5.1)

 

 After 2012

100 [38.2]

52 (52.0)

23 (23.0)

7 (7.0)

9 (9.0)

4 (4.0)

5 (5.0)

 

Ages (years)

       

0.183c

 18–30

32 [12.2]

15 (46.9)

7 (21.9)

4 (12.5)

3 (9.4)

2 (6.2)

1 (3.1)

 

 31–49

162 [61.8]

75 (46.3)

30 (18.5)

17 (10.5)

19 (11.7)

7 (4.3)

14 (8.6)

 

  ≥ 50

68 [26.0]

29 (42.6)

19 (27.9)

12 (17.6)

7 (10.3)

1 (1.5)

0 (0.0)

 

Marital status

       

0.453

 Married

155 [59.2]

65 (41.9)

34 (21.9)

17 (11.0)

23 (14.8)

6 (3.9)

10 (6.5)

 

 Unmarried

32 [12.2]

19 (59.4)

7 (21.9)

4 (12.5)

1 (3.1)

1 (3.1)

0 (0.0)

 

 Divorced/widowed

75 [28.6]

35 (46.7)

15 (20.0)

12 (16.0)

5 (6.7)

3 (4.0)

5 (6.7)

 

Education level

       

0.533

 Primary school and below

59 [22.5]

29 (49.2)

13 (22.0)

10 (16.9)

5 (8.5)

1 (1.7)

1 (1.7)

 

 Middle school

173 [66.0]

76 (43.9)

38 (22.0)

21 (12.1)

21 (12.1)

6 (3.5)

11 (6.4)

 

 College and above

30 [11.5]

14 (46.7)

5 (16.7)

2 (6.7)

3 (10.0)

3 (10.0)

3 (10.0)

 

Occupation

       

0.005c

 Full-time job

129 [49.2]

64 (49.6)

23 (17.8)

10 (7.8)

16 (12.4)

6 (4.7)

10 (7.8)

 

 Part-time job

37 [14.1]

17 (45.9)

9 (24.3)

3 (8.1)

2 (5.4)

3 (8.1)

3 (8.1)

 

 Farmer

31 [11.8]

8 (25.8)

6 (19.4)

9 (29.0)

8 (25.8)

0 (0.0)

0 (0.0)

 

 Unemployed/retired

65 [24.8]

30 (46.2)

18 (27.7)

11 (16.9)

3 (4.6)

1 (1.5)

2 (3.1)

 

Local census register

       

0.201

 No

38 [14.5]

17 (44.7)

4 (10.5)

5 (13.2)

8 (21.1)

1 (2.6)

3 (7.9)

 

 Yes

224 [85.5]

102 (45.5)

52 (23.2)

28 (12.5)

21 (9.4)

9 (4.0)

12 (5.4)

 

Monthly income level (CNY)

       

0.345

  < 3000

172 [65.6]

79 (45.9)

38 (22.1)

24 (14.0)

20 (11.6)

4 (2.3)

7 (4.1)

 

 3000–5000

65 [24.8]

25 (38.5)

14 (21.5)

8 (12.3)

7 (10.8)

4 (6.2)

7 (10.8)

 

  > 5000

25 [9.5]

15 (60.0)

4 (16.0)

1 (4.0)

2 (8.0)

2 (8.0)

1 (4.0)

 

Locations

       

0.035c

 South Jiangsu

82 [31.3]

38 (46.3)

8 (9.8)

16 (19.5)

13 (15.9)

3 (3.7)

4 (4.9)

 

 Central Jiangsu

86 [32.8]

37 (43.0)

27 (31.4)

6 (7.0)

6 (7.0)

3 (3.5)

7 (8.1)

 

 North Jiangsu

94 [35.9]

44 (46.8)

21 (22.3)

11 (11.7)

10 (10.6)

4 (4.3)

4 (4.3)

 
  1. aNumbers in square brackets indicate the proportion of the HIV-1 cases as a percentage of the total 262 subjects
  2. bNumbers in parentheses indicate the proportion of HIV-1 subtypes as a percentage of each subgroup
  3. cThe P value was calculated using Fisher’s exact method
  4. dOther subtypes including CRF68_01B (2.7%), subtype C (1.9%), CRF02_AG (0.4%), CRF55_01B (0.4%) and subtype A (0.4%)
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