Volume 15, Number 6—June 2009
Dispatch
Increasing Incidence of Zoonotic Visceral Leishmaniasis on Crete, Greece
Maria Antoniou, Ippokratis Messaritakis, Vasiliki Christodoulou, Ioanna Ascoksilaki, Nikos Kanavakis, Andrew J. Sutton, Connor Carson, and Orin Courtenay
Table 1
Variation in incidence over time estimated from cross-sectional data for 1,205 dogs with accompanying demographic records, Crete, Greece, 1990–2006*
| Period | Model 1 |
Model 2 |
No. dogs | |||||
|---|---|---|---|---|---|---|---|---|
| Incidence/mo | 95% CI | Loss of infection/mo | 95% CI | Incidence/mo | 95% CI | |||
| 1999–2000 | 0.016 | 0.0107–0.0206 | 0.045 | 0.0260–0.0645 | 0.015 | 0.0093–0.0213 | 237 | |
| 2001–2002 | 0.029 | 0.0114–0.0455 | 0.071 | 0.0201–0.1211 | 0.023 | 0.0166–0.0298 | 219 | |
| 2003–2004 | 0.030 | 0.0216–0.0381 | 0.049 | 0.0320–0.0667 | 0.029 | 0.0221–0.0367 | 401 | |
| 2005–2006 | 0.059 | 0.0233–0.0946 | 0.106 | 0.0383–0.17430 | 0.032 | 0.0205–0.0477 | 348 | |
*Only model 1 is designed to estimate loss of infection (serorecovery). CI, confidence interval. A full description of these models is available in the Technical Appendix.
