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Table 1 Characteristics of the study population and patient diagnostic rate in the Central Highlands in 2003

From: Low tuberculosis notification in mountainous Vietnam is not due to low case detection: a cross-sectional survey

 

Province

Total

 

Dac Lac

Gia Lai

Kon Tum

 

Altitude (meter above sea level)

500–800 [24]

800–900 [25]

550–700 [26]

 

Survey

    

   Population

27,908

23,511

17,527

68,946

   Prolonged cough

352

507

439

1,298

   % cough*

1.7 (0.8–2.5)

2.5 (1.8–3.2)

2.9 (2.1–3.7)

2.0 (1.8–2.2)

   Number of new smear positive tuberculosis cases

4

5

7

16

   Prevalence* (/100,000 population) (95%CI)

24 (1–48)

31 (18–45)

46 (1–112)

27 (11–44)

Notification

    

   Population (≥ 15 years)

1,249,057

670,735

213,339

2,133,131

   Number of notified new smear- positive tuberculosis cases

515

266

153

934

   Notification rate (≥ 15 years) (/100,000 population)

41

40

72

44

Patient diagnostic rate

1.7 (0.85–41)

1.3 (0.88–2.2)

1.6 (0.64–72)

1.6 (1.0–4.0)

  1. * weighing inversely proportional to the individual sampling probability