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Table 1 Weighted Percentages or Means (Standard Error) of Mortality and Functional Disability Status among US Adults with Diabetes Mellitus aged ≥ 70, Longitudinal Study of Aging II, 1997/1998–1999/2000.

From: The impact of cognitive functioning on mortality and the development of functional disability in older adults with diabetes: the second longitudinal study on aging

   Functional disability status at second follow-up*
Characteristics n Dead (n = 67) Disabled (n = 321) Non-Disabled (n = 171) p-value
Sex, %      0.06
   Male 232 15.16 (2.30) 51.20 (3.15) 33.65 (3.17)  
   Female 327 11.24 (1.84) 60.60 (2.48) 28.15 (2.18)  
Mean age at study entry, yrs 559 77.92 (0.51)a 78.18 (0.28)b 76.69 (0.27)a,b <0.01
Race or Ethnicity, %      0.40
   White 477 12.79 (1.45) 55.90 (2.16) 31.31 (2.07)  
   Other 82 13.67 (5.03) 62.60 (6.89) 23.73 (5.02)  
Marital status, %      0.18
   Married 238 13.64 (2.26) 52.04 (3.49) 34.32 (3.15)  
   Unmarried 321 12.30 (1.92) 60.24 (2.54) 27.46 (2.41)  
Mean cognitive functioning 559 13.00 (0.30)c 13.41 (0.12)d 14.42 (0.18)c,d <0.01
Mean educational attainment, yrs 559 10.75 (0.37)e 10.09 (0.20) f 12.19 (0.22) e,f <0.01
Mean duration of diabetes, yrs 559 13.48 (0.97) 14.50 (0.62) 13.77 (0.85) 0.62
# Chronic conditions, %      <0.01
   0–2 252 9.00 (1.92) 48.94 (3.47) 42.06 (3.52)  
   >2 307 16.08 (2.18) 62.99 (2.58) 20.94 (2.26)  
CVD, %      <0.01
   Yes 399 14.22 (1.74) 61.22 (2.43) 24.57 (2.10)  
   No 160 9.57 (1.74) 45.25 (4.13) 45.17 (4.21)  
Prior Disability Status, %      <0.01
   Disabled 293 14.98 (2.20) 72.56 (2.62) 12.45 (1.88)  
   Non-Disabled 266 10.68 (1.93) 39.86 (3.19) 49.47 (3.21)  
Self-rated health, %      <0.01
   Excellent/very good 160 7.06 (2.06) 42.57 (3.69) 50.37 (3.87)  
   Good/fair/poor 399 15.17 (1.84) 62.17 (2.32) 22.67 (2.09)  
TOTAL 559 12.89 (1.40) 56.65 (1.98) 30.46 (1.84)  
  1. Abbreviations: ADL, activities of daily living; IADL instrumental activities of daily living; NA not applicable.
  2. Items with like subscripts are statistically significant from each other (p < 0.05).
  3. * Weighted estimates.