Table 3. Demographics and Prevalence of Newly Detected Leprosy Cases by Time Period in 1990–2003 and 2004–2019.
| Variable | Time Period | OR | (95% CI) | P value | |||
|---|---|---|---|---|---|---|---|
| 1990–2003 | 2004–2019 | ||||||
| N | (%) | N | (%) | ||||
| Cases | |||||||
| New | 6868 | / | 4184 | / | 1[Reference] | ||
| Population | 550,865,400 | / | 738,261,284 | / | 2.2 | 2.12 to 2.29 | <0.01 |
| Cases | |||||||
| New | 6868 | 95.3% | 4233 | 96.0% | 1[Reference] | ||
| Relapsed | 336 | 4.7% | 178 | 4.0% | 0.86 | 0.71 to 1.03 | 0.11 |
| Classification | |||||||
| MB | 4616 | 67.2% | 2752 | 65.0% | 1[Reference] | ||
| PB | 2252 | 32.8% | 1481 | 35.0% | 1.1 | 1.02 to 1.20 | 0.02 |
| Gender | |||||||
| Male | 4877 | 71.0% | 2878 | 68.0% | 1[Reference] | ||
| Female | 1991 | 29.0% | 1355 | 32.0% | 1.15 | 1.06 to 1.90 | <0.01 |
| Age (years) | |||||||
| ≤14 | 331 | 4.8% | 121 | 2.9% | 1[Reference] | ||
| >14 | 6537 | 95.2% | 4112 | 97.1% | 1.72 | 1.39 to 2.13 | <0.01 |
| Ethnicity | |||||||
| Han | 3335 | 48.6% | 1907 | 31.3% | 1[Reference] | ||
| Minorities | 3533 | 51.4% | 4181 | 68.7% | 2.07 | 1.97 to 2.22 | <0.01 |
| Early Detection | |||||||
| Early Detection | 3700 | 53.9% | 2522 | 60.3% | 1[Reference] | ||
| Delay in Diagnosis | 3168 | 46.1% | 1662 | 39.7% | 0.77 | 0.71 to 1.25 | <0.01 |
| Disability | |||||||
| G2D | 1550 | 22.6% | 812 | 19.2% | 1[Reference] | ||
| Non G2D | 5318 | 77.4% | 3421 | 80.8% | 1.23 | 1.12 to 1.69 | <0.01 |
*Differences among the study groups were evaluated using Fisher’s exact test for categorical data. Abbreviations: MB: Multi-bacillary; PB: Pauci-bacillary; OR: Odds ratio;CI: Confidence interval; G2D: Grade 2 disability.