From: Malaria epidemiology in Lihir Island, Papua New Guinea
2006 | 2007 | 2008 | 2009 | 2010 | 2011 | p-value | ||
---|---|---|---|---|---|---|---|---|
All - total population | n = 7094 | n = 7598 | n = 8606 | n = 10508 | n = 10581 | n = 10709 | ||
Malaria infection | Incidence | 601 | 494 | 505 | 570 | 542 | 437 | < 0.001 |
IRR | 0.82 | 1.02 | 1.13 | 0.95 | 0.81 | |||
Lihirians | n = 3594 | n = 3660 | n = 3768 | n = 3905 | n = 3980 | n = 4059 | ||
Malaria infection | Incidence | 723 | 568 | 587 | 740 | 548 | 430 | < 0.001 |
IRR | 0.79 | 1.03 | 1.26 | 0.74 | 0.79 | |||
Migrants | n = 3500 | n = 3938 | n = 4838 | n = 6603 | n = 6601 | n = 6650 | ||
Malaria infection | Incidence | 476 | 425 | 441 | 469 | 538 | 442 | < 0.001 |
IRR | 0.89 | 1.04 | 1.06 | 1.15 | 0.82 |