Drug Resistance of Mycobacterium tuberculosis Based on Whole-Genome Sequencing in the Yi Ethnic Group, Sichuan Province, China
Table 3
Demographic, bacteriological, and clinical characteristics of drug-resistant tuberculosis cases in the Yi ethnic group, Sichuan, China.
Characteristics
RR/MDR-TB ()
Pre-XDR-TB ()
%
%
Sex
2.297
0.137
5.359
0.033
Male
12
15.19
2
2.53
Female
10
27.03
5
13.51
Age group
58.632
0.188
57.802
0.209
0–17
2
22.22
1
11.11
18–64
20
21.05
6
6.32
65+
0
0.00
0
0.00
Occupation
3.965
0.081
1.261
0.318
Farmer
19
17.27
6
5.45
Other
3
50.00
1
16.67
Patient classification
11.99
0.003
22.265
0.001
New cases
16
15.09
3
2.83
Re-treated cases
6
60.00
4
40.00
HIV infection status
1.447
0.319
0.231
0.691
Yes
10
25.00
3
7.50
No
12
15.79
4
5.26
Lineages
3.357
0.096
0.395
1
L2
20
22.73
6
6.82
L4
2
7.14
1
3.57
Census register
0
1
Resident
17
16.83
3
2.97
2.952
0.209
Migrant
1
16.67
1
16.67
Health system delay
0.818
0.516
<14 days
16
18.39
3
3.44
0.109
0.569
≥14 days
2
10.00
1
5.00
Visiting hospital delay
0.54
0.587
0.564
0.596
<14 days
7
20.00
2
5.71
≥14 days
11
15.27
2
2.78
Source of patients
4.44
0.218
14.966
0.002
Clinic visit due to symptoms
1
25.00
1
25.00
Tracing
14
15.22
2
2.17
Referral
1
50.00
1
50.00
Health inspection
4
36.36
1
9.09
Note: nine cases were missing information for both census register and health system delay; seven cases were missing information for the patient source. Pre-XDR-TB: preextensively drug-resistant tuberculosis; RR/MDR-TB: rifampicin-resistant or multidrug-resistant tuberculosis.
