Table 3.
Annual percentage change in incidence stratified by reported month among PTB cases aged < 18 years in seven cities of Shandong, 2005–2017
| Month | Year | Trend | APC (95%CI) | P value |
|---|---|---|---|---|
| Jan | 2005–2009 | Decrease | −21.6% (− 34.8, − 5.7) | < 0.05 |
| 2009–2017 | Stable | −0.0% (−8.0, 8.7) | 1.0 | |
| Feb | 2005–2017 | Stable | −3.8% (−7.7, 0.3) | 0.1 |
| Mar | 2005–2017 | Decrease | −4.4% (−8.1, −0.6) | < 0.05 |
| Apr | 2005–2009 | Decrease | −13.5% (−21.2, − 5.0) | < 0.05 |
| 2009–2017 | Stable | −2.7% (−6.6, 1.4) | 0.2 | |
| May | 2005–2017 | Decrease | −5.8% (−9.2, −2.3) | < 0.05 |
| Jun | 2005–2017 | Decrease | −5.8% (−8.6, −2.9) | < 0.05 |
| Jul | 2005–2017 | Decrease | −5.1% (−6.5, −3.7) | < 0.05 |
| Aug | 2005–2017 | Stable | −2.5% (−6.0, 1.2) | 0.2 |
| Sep | 2005–2017 | Decrease | −4.3% (−7.4, −1.1) | < 0.05 |
| Oct | 2005–2017 | Decrease | −5.7% (−10.4, −0.8) | < 0.05 |
| Nov | 2005–2017 | Decrease | −4.9% (−9.2, − 0.3) | < 0.05 |
| Dec | 2005–2017 | Decrease | −5.9% (−9.7, −1.9) | < 0.05 |
APC annual percentage change, PTB pulmonary tuberculosis