Table 3.
Infection, dissemination, and transmission rates and transmission efficiencies 14/15 and 20/21 days post infection at an incubation temperature of 25 °C. CI stands for confidence interval.
| Mosquito Species | Days Post Infection | Infection Rate (%) (95% CI) |
Dissemination Rate (%) (95% CI) |
Transmission Rate (%) (95% CI) |
Transmission Efficiency (%) (95% CI) |
|---|---|---|---|---|---|
|
Culex pipiens biotype pipiens (S) |
14/15 | 20/20 (100.0) (83.2–100.0) |
19/20 (95.0) (75.1–99.9) |
10/19 (52.6) (28.9–75.6) |
10/20 (50.0) (27.2–72.8) |
| 20/21 | 16/17 (94.1) (71.3–99.9) |
16/16 (100.0) (79.4–100.0) |
9/16 (60.0) (29.9–80.2) |
9/17 (52.9) (27.8–77.0) |
|
|
Cx. pipiens biotype pipiens (G) |
14/15 | 13/20 (65.0) (40.8–84.6) |
10/13 (76.9) (46.2–95.0) |
8/10 (80.0) (44.4–97.5) |
8/20 (40.0) (19.1–63.9) |
| 20/21 | 20/26 (76.9) (56.4–91.0) |
16/20 (80.0) (56.3–94.3) |
12/16 (75.0) (47.6–92.7) |
12/26 (46.2) (26.6–66.6) |
|
|
Cx. pipiens biotype molestus (W) |
14/15 | 7/7 (100.0) (59.0–100.0) |
6/7 (85.7) (42.1–99.6) |
2/6 (33.3) (4.3–77.7) |
2/7 (28.6) (3.7–71.0) |
| 20/21 | 1/15 (6.7) (0.2–31.9) |
1/1 (100.0) (2.5–100.0) |
1/1 (100.0) (2.5–100.0) |
1/15 (6.7) (0.2–31.9) |
|
|
Cx. pipiens biotype molestus (N) |
14/15 | 20/31 (64.5) (45.4–80.8) |
16/20 (80.0) (56.3–94.3) |
4/16 (25.0) (7.3–52.4) |
4/31 (12.9) (3.6–29.8) |
| 20/21 | 10/40 (15.0) (12.7–41.2) |
4/10 (40.0) (12.2–73.8) |
2/4 (50.0) (6.8–93.2) |
2/40 (5.0) (0.6–16.9) |
|
|
Aedes albopictus (J) |
14/15 | 4/41 (9.8) (2.7–23.1) |
4/4 (100.0) (39.8–100) |
4/4 (100.0) (39.8–100) |
4/41 (9.8) (2.7–23.1) |
| 20/21 | 5/25 (20.0) (6.8–40.7) |
4/5 (80.0) (28.4–99.5) |
0/4 (0.0) (0.0–60.2) |
0/25 (0.0) (0.0–13.7) |