Table 3. Summary of tuberculosis screening algorithm components for Hmong refugees, by date, Thailand*.

Date	Medical history	Physical examination	TST			Sputum smear	Culture	Drug-susceptibility testing
				CXR
				1 view	2 views
Apr–Jun 2004	Yes	Yes	No	Yes, for those >15 years of age	No	Yes, if CXR indicated possible TB	Yes, if sputum-smear positive for AFB	No
Jul 2004–Jan 2005	Yes	Yes	No	Yes, for those >15 years of age	No	Yes, if CXR indicated possible TB	Yes, regardless of sputum-smear status	Yes
Feb 2005–Apr 2007	Yes	Yes	Yes, for those 6 mo to 10 y of age	Yes, for those >10 years of age	Yes, for those 6 mo to 10 y of age	Yes, if CXR indicated possible TB	Yes, regardless of sputum-smear status	Yes

*TST, tuberculin skin test; CXR, chest radiograph; TB, tuberculosis; AFB, acid-fast bacilli.