Skip to main content

Table 2 Hazard ratios for all-cause mortalitya

From: Survival rates and worker compensation expenses in a national cohort of Mexican workers with permanent occupational disability caused by diabetes

Characteristic No. of workers No. of deaths Person-years All-cause mortality rated HR (95 % CI) Adjusted HR (95 % CI)
Sex
 Female 5,339 1,526 23,271.3 65.6 1.00 1.00
 Male 28,675 11,391 119,453.9 95.4 1.45 (1.38–1.53) 1.39 (1.29–1.50)
Age at permanent occupational disability
 <40 years 2,384 842 10,151.2 82.9 1.00 1.00
 40–59 years 28,551 10,811 118,719.3 91.1 1.10 (1.02–1.18) 1.18 (1.06–1.30)
 ≥60 years 3,079 1,264 13,854.7 91.2 1.10 (1.01–1.20) 1.15 (1.01–1.31)
Occupation group
 Managers 1,167 290 3,571.0 81.2 1.00 1.00
 Technicians and associate professionals 1,485 499 6,001.7 83.1 1.02 (0.89–1.18) 1.08 (0.89–1.30)
 Professionals 1,365 428 4,902.2 87.3 1.08 (0.93–1.25) 1.20 (0.99–1.45)
 Clerks 3,913 1,267 14,411.0 87.9 1.08 (0.95–1.23) 1.20 (1.02–1.42)
 Craft and related trades 4,532 1,798 20,264.5 88.7 1.09 (0.97–1.24) 1.09 (0.93–1.29)
 Plant, machine operators and assemblers 8,396 3,284 36,652.7 89.6 1.10 (0.98–1.24) 1.11 (0.95–1.29)
 Service and sales 4,490 1,862 20,183.6 92.3 1.14 (1.00–1.29) 1.16 (0.99–1.36)
 Basic-level occupations 7,655 3,008 32,354.9 93.0 1.14 (1.01–1.29) 1.22 (1.04–1.42)
 Agricultural, forestry, and fishery 916 443 4,044.2 109.5 1.35 (1.16–1.56) 1.41 (1.15–1.73)
 No occupation specified 95 38 339.3 112.0 1.38 (0.98–1.93) 1.60 (0.93–2.76)
Base salary contribution (per day)b
 >30 USD 2,166 432 6,388.4 67.6 1.00 1.00
 10–30 USD 8,095 2,133 25,796.4 82.7 1.22 (1.10–1.36) 1.23 (1.11–1.37)
 <10 USD 11,500 4,182 44,827.9 93.3 1.38 (1.25–1.52) 1.36 (1.22–1.51)
Main complication of diabetesc
 Neurological 4,045 1,505 23,753.7 63.4 1.00 1.00
 Not specified 643 168 2,359.0 71.2 1.12 (0.96–1.32) 1.25 (1.01–1.54)
 Peripheral circulatory disorders 5,310 1,690 21,864.6 77.3 1.22 (1.14–1.31) 1.21 (1.09–1.34)
 Ophthalmic 13,830 4,948 61,973.0 79.8 1.26 (1.19–1.33) 1.30 (1.19–1.42)
 Multiple 5,810 2,021 19,350.0 104.4 1.65 (1.54–1.76) 1.79 (1.62–1.97)
 Renal 4,376 2,585 13,424.8 192.6 3.04 (2.85–3.24) 3.49 (3.18–3.83)
  1. aHazard ratios were adjusted using a Cox proportional hazard model
  2. bCorresponds to the daily salary at which a worker was registered at the Mexican Institute of Social Security. This was used to calculate the lifetime individual pension amount
  3. cDenotes the main complication that caused the permanent occupational disability state
  4. dAll-cause mortality rates are expressed as number of deaths/1,000 person-years
  5. USD indicates U.S. dollars; HR indicates hazard ratio and CI indicates confidence interval