Table 1. Characteristics of all hospitalized malaria cases during the period 2008 to 2013, Tengchong county.

Patient characteristic		Total (n = 623)	Total (%)
Age, Median (IQR)		24(32–40)
Range		0–67
Gender	Male	571	91.7
Nationality	China	598	96.0
	Myanmar	25	4.0
Ethnicity	Han	592	95.0
	Ethnic minority	31	5.0
Region visited	Myanmar	538	86.4
	Laos	7	1.1
	Congo	1	0.2
	Domestic epidemic area	21	3.4
	No travel history	56	9.0
Purpose of travel	Migrant workers	399	64.0
	Chinese citizen living abroad	30	4.8
	Business	10	1.6
	Visiting friends and relatives	4	0.6
	Sightseeing	1	0.2
	Other purpose	130	21.7
	Autochthonous cases	44	7.1
Living environment	Forest	309	49.6
	Countryside	136	21.8
	City	68	10.9
	Unknown	110	17.7
HIV	Positive	6	1.0
Chemoprophylaxis	Yes	8	1.3
	No or Unknown	615	98.7
Diagnosis	Plasmodium falciparum	218	35.0
	Plasmodium vivax	336	53.9
	Mixed	14	2.3
	Unidentified	55	8.8
Types	Severe	151	24.2
	Uncomplicated	472	75.8
Outcome	Death	3	0.5
	Recovery	620	99.5