Table 4.
frequency of smear positive serial sputum samples by year of examination, Eastern Ethiopia
| Type of sputum sample |
Year of examination |
Total | P-value | ||||
|---|---|---|---|---|---|---|---|
| 2007/08 no. (%) | 2008/09 no. (%) | 2009/10 no. (%) | 2010/11 no. (%) | 2011/12 no. (%) | |||
|
First spot sample |
P = 0.98 |
||||||
| Positive |
56 (22.2) |
55 (21.6) |
56 (22.2) |
55 (21.6) |
51 (20.2) |
273 (21.6) |
|
| Negative |
196 (77.8) |
200 (78.4) |
196 (77.8) |
200 (78.4) |
201 (79.8) |
993 (78.4) |
|
| Total |
252 (19.9) |
255 (20.1) |
252 (19.9) |
255 (20.1) |
252 (19.9) |
1266 (100) |
|
|
Second morning sputum sample |
P = 0.91 |
||||||
| Positive |
57 (22.6) |
58 (22.7) |
60 (23.8) |
58 (22.7) |
50 (19.8) |
283 (22.4) |
|
| Negative |
195 (77.4) |
197 (77.3) |
192 (76.2) |
197 (77.3) |
202 (80.2) |
983 (77.6) |
|
| Total |
252 (19.9) |
255 (20.1) |
252 (19.9) |
255 (20.1) |
252 (19.9) |
1266 (100) |
|
|
Third spot sample |
P = 0.89 | ||||||
| Positive |
55 (21.8) |
53 (20.8) |
56 (22.2) |
54 (21.2) |
47 (18.7) |
265 (20.9) |
|
| Negative |
197 (78.2) |
202 (79.2) |
196 (77.8) |
201 (78.8) |
205 (81.3) |
1001 (79.1) |
|
| Total | 252 (19.9) | 255 (20.1) | 252 (19.9) | 255 (20.1) | 252 (19.9) | 1266 (100) | |