Table 2.
Different Characteristics of Death in Schizophrenia Patients, SMRs and 95% CIs
| Characteristics | Total | Male | Female | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| N | CMR | SMR (95% CI) | N | CMR | SMR (95% CI) | N | CMR | SMR (95% CI) | ||
| Age Groups | 10–39 years | 1502 | 275.19 | 5.49 (5.34–5.63) | 961 | 368.64 | 5.52 (5.38–5.66) | 541 | 189.87 | 5.46 (5.32–5.60) |
| 40–59 years | 2434 | 892.43 | 4.01 (3.88–4.13) | 1458 | 1091.36 | 3.99 (3.87–4.11) | 976 | 711.04 | 4.03 (3.91–4.15) | |
| 60- years | 7830 | 988.07 | 4.85 (4.72–4.99) | 3784 | 919.50 | 4.50 (4.37–4.63) | 4046 | 1051.47 | 5.16 (5.02–5.29) | |
| Education Level | Primary schools and below | 9571 | 1753.53 | 5.14 (5.01–5.28) | 4744 | 1819.82 | 5.09 (5.01–5.19) | 4827 | 1990.61 | 5.17 (5.04–5.31) |
| Junior/senior high school | 1829 | 335.10 | 4.06 (3.93–4.18) | 1208 | 463.39 | 4.11 (3.93–4.19) | 621 | 256.09 | 4.02 (3.90–4.14) | |
| Junior college and above | 366 | 67.06 | 4.10 (3.98–4.22) | 251 | 96.28 | 4.14 (4.14–4.26) | 115 | 47.42 | 4.10 (3.98–4.23) | |
| Urban and rural areas | Urban | 705 | 129.17 | 4.74 (4.61–4.87) | 423 | 162.26 | 4.68 (4.61–4.74) | 282 | 116.29 | 4.87 (4.74–5.01) |
| Rural | 11,061 | 2026.52 | 4.91 (4.78–5.05) | 5780 | 2217.24 | 4.83 (4.78–4.90) | 5281 | 2177.83 | 4.99 (4.86–5.13) | |
| Family history | No | 11,275 | 2085.00 | 4.90 (4.76–5.03) | 5847 | 2281.30 | 4.81 (4.68–4.95) | 5328 | 1869.90 | 4.99 (4.85–5.12) |
| Yes | 491 | 90.80 | 4.96 (4.83–5.10) | 256 | 98.20 | 4.94 (4.81–5.08) | 235 | 82.48 | 4.98 (4.85–5.12) | |
| Professional | Farmers | 10,265 | 1898.24 | 4.92 (4.78–5.05) | 5346 | 2050.75 | 4.83 (4.70–4.97) | 4919 | 1726.36 | 5.00 (4.87–5.14) |
| Workers and technicians | 475 | 87.84 | 4.73 (4.59–4.86) | 259 | 99.35 | 4.68 (4.55–4.81) | 216 | 75.80 | 4.78 (4.65–4.92) | |
| Laid off/unemployed/retired | 1026 | 189.73 | 4.81 (4.68–4.95) | 598 | 229.40 | 4.76 (4.63–4.89) | 428 | 150.21 | 4.92 (4.79–5.06) | |
| Marriage status | Unmarried | 2734 | 500.90 | 4.13 (4.01–4.26) | 2374 | 910.68 | 4.25 (4.12–4.38) | 360 | 148.46 | 3.88 (3.76–4.00) |
| Married | 7329 | 1342.77 | 5.16 (5.02–5.30) | 3018 | 1157.72 | 5.34 (5.20–5.17) | 4311 | 1777.81 | 4.99 (4.85–5.12) | |
| Divorced/widowed | 1703 | 312.01 | 5.33 (5.19–5.47) | 811 | 311.10 | 4.98 (4.85–5.11) | 892 | 313.05 | 5.64 (5.50–5.78) | |
Notes: The death data of schizophrenia patients were obtained from the Mental Disorders Information System of Shandong Province. The general population data was obtained from the 11th National Population Census of Shandong Province (Shandong Statistical Bulletin).
Abbreviation: SMR, standardized mortality ratio (standardized for age and sex).