Table 2.
Location where kidney and serum samples from feral swine were collected that tested positive for Leptospira interrogans by PCR with corresponding antibody prevalence estimates by L. interrogans serovar with 95% confidence intervals (CI). Corresponding serum was positive for at least one serovar from all feral swine except three collected in Holmes County, Mississippi for which there was no serum to test
| Serovars (95% CI) | |||||||
|---|---|---|---|---|---|---|---|
| State/county (no. of kidneys, serum) | % pos. (kidneys) (95% CI) | Bratislava | Canicola | Grippotyphosa | Hardjo | Icterohaemorrahagiae | Pomona |
| Alabama (31, 31) | 3·2 (0·6–16·2) | 16·1 (7·1–32·6) | 12·9 (5·1–28·9) | 6·5 (1·8–20·7) | 0 (0–11·0) | 38·7 (23·7–56·2) | 0 (0–11·0) |
| Clarke (10, 10) | 10·0 (1·8–40·4) | 30·0 (10·8–60·3) | 20·0 (5·7–51·0) | 0 (0–27·8) | 0 (0–27·8) | 60·0 (31·3–83·2) | 0 (0–27·8) |
| Arkansas (25, 25) | 8·0 (2·2–25·0) | 48·0 (30·0–66·5) | 8·0 (2·2–25·0) | 4·0 (.7–19·5) | 4·0 (0·7–19·5) | 20·0 (8·9–39·1) | 44·0 (26·7–62·9) |
| Ashley (5, 5) | 20·0 (3·6–62·5) | 40·0 (11·8–76·9) | 0 (0–43·5) | 0 (0–43·5) | 0 (0–43·5) | 20·0 (3·6–62·5) | 100 (56·6–100) |
| Drew (5, 5) | 20·0 (3·6–62·5) | 60·0 (23·1–88·2) | 20·0 (3·6–62·5) | 0 (0–43·5) | 0 (0–43·5) | 20·0 (3·6–62·5) | 80·0 (37·6–96·4) |
| Kansas (28, 28) | 7·1 (2·0–22·7) | 39·3 (23·6–57·6) | 3·6 (.6–17·7) | 10·7 (3·7–27·2) | 7·1 (2·0–22·7) | 28·6 (15·3–47·1) | 14·3 (5·7–31·5) |
| Bourbon (14, 14) | 7·1 (1·3–31·5) | 42·9 (21·4–67·4) | 7·1 (1·3–31·5) | 7·1 (1·3–31·5) | 14·3 (4·0–39·9) | 28·6 (11·7–54·7) | 14·3 (4·0–39·9) |
| Linn (1, 1) | 100 (20·7–100) | 100 (20·7–100) | 0 (0–79·4) | 100 (20·7–100) | 0 (0–79·4) | 100 (20·7–100) | 100 (20·7–100) |
| Louisiana (46, 41) | 2·2 (0·4–11·3) | 12·2 (5·3–25·5) | 9·8 (3·9–22·6) | 12·2 (5·3–25·5) | 0 (0–8·6) | 26·8 (15·7–41·9) | 4·9 (1·4–16·1) |
| Acadia (7, 5) | 14·3 (2·6–51·3) | 20·0 (3·6–62·5) | 0 (0–43·5) | 20·0 (3·6–62·5) | 0 (0–43·5) | 0 (0–43·5) | 0 (0–43·5) |
| Mississippi (53, 47) | 26·4 (16·4–39·6) | 46·8 (33·3–60·8) | 6·4 (2·2–17·2) | 27·7 (16·9–41·8) | 17·0 (8·9–30·1) | 21·3 (12·0–34·9) | 42·3 (29·5–56·7) |
| Claiborne (11, 11) | 45·5 (21·3–72·0) | 81·8 (52·3–94·9) | 0 (0–25·9) | 9·1 (1·6–37·7) | 9·1 (1·6–37·7) | 36·4 (15·2–64·6) | 72·7 (43·4–90·3) |
| Hinds (4, 4) | 25·0 (4·6–69·9) | 50·0 (15·0–85·0) | 0 (0–49·0) | 0 (0–49·0) | 0 (0–49·0) | 0 (0–49·0) | 50·0 (15·0–85·0) |
| Holmes (25, 19) | 32·0 (17·2–51·6) | 52·6 (31·7–72·7) | 10·5 (2·9–31·4) | 52·6 (31·7–72·7) | 36·8 (19·2–59·0) | 21·1 (8·5–43·3) | 47·4 (27·3–68·3) |
| Oklahoma (61, 53) | 1·6 (0·3–8·7) | 28·3 (18·0–41·6) | 0 (0–6·8) | 7·6 (3·0–17·9) | 0 (0–6·8) | 30·2 (19·5–43·5) | 17·0 (9·2–29·2) |
| Okfuskee (5, 5) | 20·0 (3·6–62·5) | 40·0 (11·8–76·9) | 0 (0–43·5) | 40·0 (11·8–76·9) | 0 (0–43·5) | 60·0 (23·1–88·2) | 40·0 (11·8–76·9) |
| Texas (60, 58) | 3·3 (0·9–11·4) | 40·0 (28·1–52·5) | 5·2 (1·8–14·1) | 6·9 (2·7–16·4) | 1·7 (0·3–9·1) | 20·7 (12·3–32·8) | 34·5 (23·6–47·3) |
| Dickens (15, 15) | 13·3 (3·7–37·9) | 40·0 (19·8–64·3) | 0 (0–20·4) | 6·7 (1·2–29·8) | 6·7 (1·2–29·8) | 20·0 (7·1–45·2) | 60·0 (35·8–80·2) |