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Table 1 HIV case reported in Guangdong in 2013 and sample selection

From: Rapid and complicated HIV genotype expansion among high-risk groups in Guangdong Province, China

City

Number of reported cases

Number of selected samples

Sampling Ratio

Number of genotyped samples

Corrected number of represented cases in the study

Representation in the study

Guangzhou

1342

81

6.0%

77

1330

5.8%

Shenzhen

1189

80

6.7%

65

1187

5.5%

Dongguan

579

76

13.1%

67

575

11.7%

Foshan

482

76

15.8%

61

481

12.7%

Jiangmen

291

68

23.4%

60

291

20.6%

Yangjiang

187

90

48.1%

58

183

31.7%

Zhongshan

186

64

34.4%

60

186

32.3%

Zhanjiang

174

127

73.0%

55

174

31.6%

Huizhou

155

59

38.1%

59

154

38.3%

Yunfu

149

59

39.6%

45

147

30.6%

Maoming

147

59

40.1%

57

137

41.6%

Qingyuan

146

59

40.4%

59

143

41.3%

Zhaoqing

108

53

49.1%

50

108

46.3%

Shantou

91

50

54.9%

49

88

55.7%

Zhuhai

81

48

59.3%

48

81

59.3%

Shaoguan

61

31

50.8%

31

60

51.7%

Heyuan

48

33

68.8%

33

48

68.8%

Meizhou

47

30

63.8%

29

45

64.4%

Jieyang

40

20

50.0%

20

38

52.6%

Shanwei

24

20

83.3%

18

23

78.3%

Chaozhou

21

22

104.8%

20

21

95.2%

Total

5548

1205

21.7%

1021

5500

18.6%