[Malaria situation in Henan Province in 2013].

In 2013, 197 cases were reported in Henan Province and all of them were imported cases. Among them, 154 (78.2%) were Plasmodium falciparum cases, 18 (9.1%) were P. vivax cases, 2 (1.0%) were P. malariae cases, and 23(11.7%) were P. ovale cases. The ratio of males to females was 97.5 : 1. The average age was (37.8±9.9) years old. 183(92.9%) patients were returned from Africa. Most of the cases were peasants, export labours and workers. Cases were reported every month with 28 cases in May. The median interval from symptom appearing to diagnosis was 4 d, only 17 patients (8.6%) were diagnosed within 24 h. 61 cases (31.0%) were reported by provincial medical institutions. 60 cases (30.5%) were reported by county CDCs. A total of 193 cases recovered with chemotherapy and 4 cases died.