Table 3.
Presence of bacteria in sputum samples of patients with cystic fibrosis in a Brazilian referral center during the decades of 1990 to 2000 and 2000 to 2010
| Decade | Pseudomonas aeruginosa * | p-value | OR | 95% CI | ||
|---|---|---|---|---|---|---|
| Presence | Absence | Total | ||||
| 1990–2000 | 79 (76.0%) | 25 (24.0%) | 104 | 0.001 | 2.495 | 1.42–4.48 |
| 2000–2010 | 101 (55.8%) | 80 (44.2%) | 181 | 1 | – | |
| Decade | Burkholderia cepacia | p-value | OR | 95%CI | ||
| Presence | Absence | Total | ||||
| 1990–2000 | 5 (4.8%) | 99 (95.2%) | 104 | 0.016 | 0.302 | 0.09–0.84 |
| 2000–2010 | 26 (14.4%) | 155 (85.6%) | 181 | 1 | – | |
| Decade | Mucoid and nonmucoid P. aeruginosa # | p-value | OR | 95%CI | ||
| Presence | Absence | Total | ||||
| 1990–2000 | 53 (51.0%) | 51 (49.0%) | 104 | <0.001 | 3.645 | 2.11–6.38 |
| 2000–2010 | 40 (22.1%) | 141 (77.9%) | 181 | 1 | – | |
OR – odds ratio; CI – confidence interval. Statistical analysis was performed by the χ2 test. Statistically significant values are indicated by bold font. *Analysis considering the presence of nonmucoid P. aeruginosa isolated in culture. #Analysis considering the simultaneous presence of mucoid and nonmucoid P. aeruginosa.