Table 1.
Annual variations in numbers of suspected and confirmed cases of LF, 2008–2018 and annual variations in number of geopolitical zones affected.
| Yeara | Suspected cases | Confirmed cases | ||||
|---|---|---|---|---|---|---|
| Total no. | n (%) from Edo State | No. of GPZ affected | Total no. | n (%) from Edo State | No. of GPZ affected | |
| 2008 | 188 | 168 (89.4) | 1 | 56 | 48 (85.7) | 1 |
| 2009 | 834 | 740 (88.7) | 3 | 137 | 117 (85.4) | 2 |
| 2010 | 858 | 769 (89.6) | 5 | 76 | 71 (93.4) | 1 |
| 2011 | 1,346 | 1,154 (85.7) | 5 | 95 | 82 (86.3) | 4 |
| 2012 | 1,887 | 1,514 (80.2)# | 6 | 159 | 100 (62.9)# | 6 |
| 2013 | 1,286 | 1,043 (81.1)$ | 6 | 139 | 83 (59.7)$ | 6 |
| 2014 | 1,037 | 729 (70.3)+ | 5 | 82 | 36 (43.9)+ | 4 |
| 2015 | 809 | 674 (83.3)++ | 6 | 64 | 39 (60.9)++ | 5 |
| 2016 | 1,589 | 877 (55.2)+@ | 6 | 152 | 54 (35.5)+@ | 6 |
| 2017 | 1,916 | 1,262 (65.9)+& | 6 | 246 | 105 (42.7)+& | 5 |
| 2018 | 2,418 | 1,437 (59.4)** | 6 | 431 | 222 (51.5)** | 5 |
| Total | 14,168 | 10,367 (73.2)#& | 6 | 1,637 | 957 (58.5)#& | 6 |
| Av. No. of GPZ affected, 2008–11 vs. 2012-18 | 3.5 v. 5.9 | NA | NA | 2 vs. 5.3 | ||
| p*** | NA | NA (<0.001) | NA | NA | NA (<0.001) | NA |
GPZ, geopolitical zones; Av. No., average number; vs., versus; NA, Not applicable.
a
Abuja/Federal Capital Territory had both suspected and confirmed cases in 2009, 2012, 2013, and 2018 but only suspected cases in the other years.
Significant differences between the proportions of suspected vs confirmed cases from Edo State for each year are indicated with similar symbols as follows: p < 0.001#, $, +, ++, +@, +&, #& and p = 0.003**.
***
χ2 test.