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Table 3—

Cox regression analysis of time to death versus patient characteristics

Groupn*Deaths*Hazard ratio (95% CI)P
Female 667 11 1.00 — 
Male 555 13 1.38 (0.62–3.09) 0.43 
Onset age (years)*     
    0–9 431 1.00 — 
    10 75 3.53 (0.59–21.11) 0.17 
    11 101 4.81 (0.97–23.83) 0.055 
    12 108 2.72 (0.45–16.26) 0.27 
    13 128 4.64 (1.04–20.75) 0.04 
    14 116 1.16 (0.12–11.11) 0.90 
    15 107 — — 
    16 91 1.70 (0.18–16.26) 0.65 
    17 75 15.21 (4.04–57.36) <0.001 
Onset age (years)     
    0–9 431 1.00 — 
    10–13 412 11 3.94 (1.09–14.14) 0.04 
    14–16 314 0.93 (0.16–5.56) 0.94 
    17 75 15.21 (4.03–57.3) <0.001 
Latino 383 1.00 — 
African American 849 19 1.67 (0.62–4.47) 0.31 
Onset 1985–1989 349 10 1.00  
Onset 1990–1994 431 11 2.15 (0.79–5.85) 0.13 
Onset 1995–2000 452 1.94 (0.42–8.93) 0.40 
Private insurance 317 1.00  
Public/no health insurance 443 0.90 (0.33–2.41) 0.83 
Health insurance unknown 472 0.57 (0.20–1.56) 0.27 
Presumed type 1 diabetes 868 17 1.00  
Presumed type 2 diabetes 364 1.29 (0.53–3.13) 0.57 
Groupn*Deaths*Hazard ratio (95% CI)P
Female 667 11 1.00 — 
Male 555 13 1.38 (0.62–3.09) 0.43 
Onset age (years)*     
    0–9 431 1.00 — 
    10 75 3.53 (0.59–21.11) 0.17 
    11 101 4.81 (0.97–23.83) 0.055 
    12 108 2.72 (0.45–16.26) 0.27 
    13 128 4.64 (1.04–20.75) 0.04 
    14 116 1.16 (0.12–11.11) 0.90 
    15 107 — — 
    16 91 1.70 (0.18–16.26) 0.65 
    17 75 15.21 (4.04–57.36) <0.001 
Onset age (years)     
    0–9 431 1.00 — 
    10–13 412 11 3.94 (1.09–14.14) 0.04 
    14–16 314 0.93 (0.16–5.56) 0.94 
    17 75 15.21 (4.03–57.3) <0.001 
Latino 383 1.00 — 
African American 849 19 1.67 (0.62–4.47) 0.31 
Onset 1985–1989 349 10 1.00  
Onset 1990–1994 431 11 2.15 (0.79–5.85) 0.13 
Onset 1995–2000 452 1.94 (0.42–8.93) 0.40 
Private insurance 317 1.00  
Public/no health insurance 443 0.90 (0.33–2.41) 0.83 
Health insurance unknown 472 0.57 (0.20–1.56) 0.27 
Presumed type 1 diabetes 868 17 1.00  
Presumed type 2 diabetes 364 1.29 (0.53–3.13) 0.57 
*

Excluding those who died at onset.

Overall significance levels for categorical factors: onset age(9-level) 0.0012, onset age(4-level) <0.0001, onset period 0.38, diagnosis location 0.32, and insurance status 0.48.

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