H
Hospitalize? Yes No
Ta
Take X-Ray? Yes No
S
Smoking? Yes No
B
Bronchitis? Yes No
L
Lung Cancer? Yes No
E
Either tuberculosis or lung cancer? Yes No
D
Dyspnoea? Yes No
P
Positive X-Ray? Yes No
Tu
Tuberculosis? Yes No
A
Visit to Asia? Yes No
Uh
Utility of Hospitalization 0
Ut
Utility of Taking XRay 0
Ta
H
S

0.5 0.5

B
S

0.6 0.4 0.3 0.7

L
S

0.1 0.9 0.01 0.99

E
L
Tu

1 0 1 0 1 0 0 1

D
E
B

0.9 0.1 0.7 0.3 0.8 0.2 0.1 0.9

P
E
Ta

0.98 0.02 0.5 0.5 0.05 0.95 0.5 0.5

Tu
A

0.05 0.95 0.01 0.99

A

0.01 0.99

Uh
H
L
Tu

180 2 120 4 160 0 15 40

Ut
Ta
Tu

0 10 1 10