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Table 2 Summary of malaria recurrences by year, species, and province

From: Progress and challenges of integrated drug efficacy surveillance for uncomplicated malaria in Thailand

Species and province

Recurrences, n/N (%)

FY2018

FY2019

FY2020

P. falciparum overall

13/249 (5.2)

14/379 (3.7)

3/167 (1.8)

 Chanthaburi

2/6 (33.3)

 Kamphaeng Phet

1/1 (100)

 Phangnga

1/2 (50.0)

 Sakaeo

1/3 (33.3)

 Sisaket

8/59 (13.6)

10/49 (20.4)

 Surat Thani

2/33 (6.1)

1/15 (6.7)

 Surin

1/4 (25.0)

1/7 (14.3)

 Tak

1/52 (1.9)

 Ubon Ratchathani

1/10 (10.0)

P. vivax overall

66/2048 (3.2)

58/2206 (2.6)

52/2448 (2.1)

 Chachoengsao

2/42 (4.8)

 Chon Buri

1/6 (16.7)

 Kanchanaburi

1/143 (0.7)

3/235 (1.3)

 Mae Hong Son

3/184 (1.6)

6/199 (3.0)

 Nakhon Ratchasima

2/2 (100)

1/19 (5.3)

 Phetchaburi

2/79 (2.5)

4/124 (3.2)

 Phitsanulok

2/26 (7.7)

 Prachin Buri

1/22 (4.5)

 Prachuap Khiri Khan

2/65 (3.1)

6/110 (5.5)

 Ratchaburi

7/117 (6.0)

11/182 (6.0)

 Sisaket

36/200 (18.0)

24/198 (12.1)

5/41 (12.2)

 Tak

20/385 (5.2)

8/398 (2.0)

21/703 (3.0)

 Yala

2/506 (0.4)

4/523 (0.8)

2/559 (0.4)

  1. Only provinces with malaria recurrences are shown. Recurrences are shown for patients who had at least one follow-up visit for P. falciparum malaria up to and including day 42 and received dihydroartemisinin–piperaquine plus primaquine; and for patients who had at least one follow-up visit for P. vivax malaria up to and including day 90 and received chloroquine plus primaquine