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Table 1 Characteristics of VHV performed RDTs and DBS

From: Community-based molecular and serological surveillance of subclinical malaria in Myanmar

  Total population Population with RDT only Population with RDT and DBS
Number of participants a a 10,857
Number of RDTs 32,194 18,066 14,128
Age (years), median (25th, 75th percentile; min, max) 18 (9, 33; 0.1, 100) 16 (8–31, 0.1–100) 20 (10–35, 0.1–91)
Sex, % male (n/N) 50.06 (16,116/32,194) 50.49 (9122/18,066) 49.76 (5402/10,857)
Residential statusb, % (n/N)
 Migrant 13.71 (4415/32,191) 15.74 (2844/18,063) 13.11 (1423/10,857)
 Village resident 45.92 (14,783/32,191) 48.85 (8826/18,063) 39.87 (4329/10,857)
 Forest dweller 40.36 (12,993/32,191) 35.39 (6393/18,063) 47.02 (5105/10,857)
RDT, % (n/N)
 Negative 99.84 (32,144/32,194) 99.83 (18,036/18,066) 99.86 (14,108/14,128)
Pf+ 0.04 (13/32,194) 0.03 (6/18,066) 0.05 (7/14,128)
Pv+ 0.11 (34/32,194) 0.12 (22/18,066) 0.08 (12/14,128)
 Mixed 0.01 (3/32,194) 0.01 (2/18,066) 0.01 (1/14,128)
qPCRc, % (n/N)
 Negative N/A N/A 96.82 (12,738/13,157)
Pf+ N/A N/A 1.57 (207/13,157)
Pv+ N/A N/A 0.93 (123/13,157)
 Mixed N/A N/A 0.68 (89/13,157)
  1. DBS dried blood spot, IQR interquartile range, Pf Plasmodium falciparum, Pv Plasmodium vivax, qPCR quantitative polymerase chain reaction, R range, RDT rapid diagnostic test, VHV village health volunteer
  2. aIndividual participant identifiers were only given to consenting participants upon DBS sampling
  3. bResidency data missing for 3 participants
  4. cqPCR detection only performed in participants consenting to DBS collection and N/A for 971 due to insufficient sample