Volume 17, Number 10—October 2011
Dispatch
Incidence Rate for Hantavirus Infections without Pulmonary Syndrome, Panama
Blas Armien, Juan M. Pascale, Carlos Munoz, Sang-Joon Lee, Kook L. Choi, Mario Avila, Candida Broce, Anibal G. Armien, Fernando Gracia, Brian Hjelle, and Frederick Koster
Table 1
Hantavirus seroprevalence, western Panama*
| Community and year of survey | Community population | Persons tested, no. (% of community) | No. (%) IgG positive† | No. undergoing follow-up testing‡ | Repeated tests only: no. (%) IgG positive†§ |
|---|---|---|---|---|---|
| Agua Buena | |||||
| 2003 | 175 | 105 (60) | 47 (44.8) | – | – |
| 2004 | 175 | 108 (62) | 59 (54.6) | 75 | 41 (54.7) |
| 2006 | 160 | 102 (64) | 61 (60.4) | 69 | 42 (61.8)¶ |
| 2007 |
164 |
99 (60) |
49 (49.5) |
55 |
33 (60.0)# |
| Isla Cañas | |||||
| 2001 | 276 | 223 (81) | 74 (33.2) | – | – |
| 2003 | 184 | 120 (65) | 56 (46.7) | 90 | 44 (48.9)** |
| 2006 |
187 |
120 (64) |
63 (52.5) |
49 |
26 (53.1)# |
| San Jose | |||||
| 2001 | 593 | 486 (82) | 80 (16.5) | – | – |
| 2003 |
454 |
327 (72) |
84 (25.7) |
270 |
70 (25.7)# |
| Borracherones | |||||
| 2003 | 85 | 61 (72) | 19 (31.1) | – | – |
| 2006 | 93 | 87 (94) | 23 (26.4) | 41 | 11 (26.8) |
*Ig, immunoglobulin; –, not applicable.
†No. IgG positive (point prevalence % of seropositivity).
‡No. persons tested in this and previous survey.
§Increase for all 4 communities combined not significant.
¶Increase in seroprevalence significant (p = 0.007) by Fisher exact test.
#Increase for combining Los Santos localities and year, p = 0.0014.
**Increase significant (p = 0.001).
