Table 2 Tuberculosis patient and treatment characteristics associated with taking less than 90% of prescribed doses of anti-TB treatment

Province

0.02

Anhui

105

11

10.5%

1.00

Ningxia

104

0

0%

--

--

Jiangxi

105

9

8.6%

0.80

0.32-2.02

Guizhou

105

22

21.0%

2.27

1.04-4.95

Ganshu

105

7

6.7%

0.61

0.23-1.64

Education level

0.04

No formal education

142

7

4.9%

1.00

At least primary school

382

42

11.0%

2.38

1.04-5.43

TB patient category

0.20

New

476

42

8.8%

1.00

Retreatment

48

7

14.6%

1.76

0.75-4.18

Adverse effects during treatment

< 0.01

Yes

312

41

13.1%

1.00

1.00

No

212

8

3.8%

0.26

0.12-0.57

0.30

0.17-0.53

DOT during the intensive phase

< 0.01

no DOT

241

33

13.7%

1.00

1.00

DOT by village doctors

153

5

3.3%

0.21

0.08-0.56

0.28

0.09-0.82

DOT by volunteers

130

11

8.5%

0.58

0.28-1.20

0.44

0.19-1.03

DOT during continuation phase

0.02

no DOT

253

31

12.3%

1.00

DOT by village doctors

136

4

2.9%

0.22

0.08-0.63

DOT by volunteers

135

14

10.4%

0.83

0.42-1.62

Supervision visits by (village) doctor during treatment

< 0.001

Yes

462

35

7.6%

1.00

No

62

14

22.6%

3.56

1.79-7.08

Time DOT observer spends with the patient during observation of treatment

0.003

DOT at home, ≤10 minutes

181

10

5.5%

1.00

1.00

DOT at home, > 10 minutes

198

15

7.6%

1.40

0.61-3.20

2.10

0.82-5.42

DOT outside home or no DOT

145

24

16.6%

3.39

1.57-7.35

3.49

1.42-8.62