Table 5.
Multivariate logistic regression analysis for risk factors associated with all-cause death and TB specific death in Guizhou, 2006-2020
| Characteristic | All-cause death | TB specific death | ||||
|---|---|---|---|---|---|---|
| Crude OR (95% CI) | Adj. OR (95% CI) | P value (LR-test) | Crude OR (95% CI) | Adj. OR (95% CI) | P value (LR-test) | |
| Three periods | <0.001 | <0.001 | ||||
| Ref: 2006~2010 | ||||||
| 2011~2015 | 1.32 (1.25~1.39) | 1.22 (1.16~1.29) | 0.35 (0.32~0.40) | 0.39 (0.35~0.44) | ||
| 2016~2020 | 1.91 (1.82~2.01) | 1.66 (1.58~1.75) | 0.09 (0.08~0.10) | 0.10 (0.08~0.11) | ||
| Residence ranked by average GDP per capita from 2006 to 2020 | <0.001 | <0.001 | ||||
| Ref: Bijie (N.9, lowest) | ||||||
| Guiyang (N.1, highest) | 0.91 (0.85~0.97) | 0.73 (0.68~0.79) | 1.71 (1.42~2.06) | 1.41 (1.15~1.73) | ||
| Liupanshui (N.2) | 0.80 (0.74~0.88) | 0.84 (0.77~0.92) | 3.27 (2.68~3.98) | 3.27 (2.63~4.06) | ||
| Zunyi (N.3) | 0.83 (0.78~0.89) | 0.62 (0.58~0.66) | 1.17 (0.98~1.40) | 1.32 (1.09~1.60) | ||
| Qianxinan (N.4) | 0.76 (0.70~0.82) | 0.74 (0.68~0.80) | 1.98 (1.60~2.43) | 1.85 (1.47~2.33) | ||
| Qiannan (N.5) | 1.41 (1.32~1.50) | 1.03 (0.97~1.10) | 1.88 (1.59~2.21) | 1.76 (1.47~2.11) | ||
| Anshun (N.6) | 0.68 (0.62~0.74) | 0.60 (0.55~0.66) | 0.79 (0.59~1.05) | 0.79 ( 0.58~1.06) | ||
| Tongren (N.7) | 0.77 (0.71~0.83) | 0.57 ( 0.53~0.62) | 3.29 (2.74~3.95) | 2.80 ( 2.28~3.44) | ||
| Qiandongnan (N.8) | 0.98 (0.91~1.05) | 0.91 (0.85~0.98) | 1.53 (1.28~1.84) | 1.10 (0.90~1.34) | ||
| Gender | <0.001 | |||||
| Ref: Female | —— | —— | ||||
| Male | 1.31 (1.26~1.37) | 1.33 (1.28~1.39) | —— | —— | ||
| Age | <0.001 | <0.001 | ||||
| Ref: ≤25 | ||||||
| 26-59 | 3.70 (3.39~4.06) | 3.20 (2.91~3.51) | 0.58 (0.48~0.70) | 0.63 (0.50~0.78) | ||
| ≥60 | 13.34 (12.23~14.58) | 11.41 (10.42~12.53) | 0.39 (0.32~0.47) | 0.53 (0.43~0.65) | ||
| Ethnic group | 0.041 | |||||
| Ref: Han | —— | —— | ||||
| Not Han | —— | —— | 0.90 (0.82~1.00) | 1.14 (1.01~1.29) | ||
| Occupation | <0.001 | 0.015 | ||||
| Ref: Fixed job workers and others | ||||||
| Migrant workers and unemployed | 1.25 (1.11~1.41) | 0.97 ( 0.86~1.10) | 1.59 (1.20~2.13) | 1.57 (1.14~2.17) | ||
| Farmers | 3.08 (2.81~3.38) | 1.49 ( 1.35~1.64) | 1.01 (0.80~1.27) | 1.21 (0.94~1.58) | ||
| Classification of patients | <0.001 | 0.022 | ||||
| Ref: New cases | ||||||
| Previously treated cases | 1.61 (1.52~1.71) | 1.46 (1.38~1.55) | 1.30 (1.13~1.48) | 1.20 (1.03~1.39) | ||
| With severe symptoms | <0.001 | 0.128 | ||||
| Ref: No | ||||||
| Yes | 1.63 (1.55~1.71) | 1.47 (1.40~1.54) | 0.88 (0.78~0.99) | 0.90 (0.78~1.03) | ||
| Types of case finding | <0.001 | <0.001 | ||||
| Ref: PCF | ||||||
| ACF | 0.96 (0.91~1.02) | 0.99 (0.94~1.05) | 0.57 (0.50~0.66) | 0.70 ( 0.59~0.81) | ||
| Transfer in | 1.38 (1.33~1.44) | 1.21 (1.16~1.26) | 0.69 (0.63~0.77) | 0.93 (0.83~1.04) | ||
| Underwent DOT during whole treatment | <0.001 | <0.001 | ||||
| Ref: No | ||||||
| Yes | 1.16 (1.12~1.21) | 1.08 (1.04~1.12) | 1.20 (1.10~1.32) | 1.23 (1.11~1.37) | ||
TB Tuberculosis, Adj. Adjusted, OR Odds ratio, CI Confidence intervals, IR-test Likelihood ratio test, GDP Gross domestic product, PCF Passive case finding, ACF Active case finding, DOT Directly observed treatment