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Table 1 Annual incidence rate$* and survival time of the primary and secondary P. vivax attack in the Camopi children population.

From: Determination of the Plasmodium vivax relapse pattern in Camopi, French Guiana

 

STUDIED POPULATION

NUMBER OF SUBJECTS

TIME AT RISK

INCIDENCE RATE

SURVIVAL TIME (YEAR)

RELAPSE INCIDENCE RATE

     

25%

50%

75%

 

PRIMARY P. VIVAX ATTACKS

The Camopi Children population

325

571.76

0.31

1.23

2.33

4

0

SECONDARY P. VIVAX ATTACKS

Children having had a primary P. Vivax attack

151

100.42

0.43

0.76

2.14

3.58

0.12

  1. $: Rate unit: attack/persons at risk/per year
  2. *: Right censoring was used in survival analysis