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Table 3 Characteristics of complications of medical care in US adults, National Health Interview Surveys, 1987-1994.

From: Estimates of complications of medical care in the adult US population

Characteristic Estimate Estimated size Estimate for those with
   of total population onset within the last two
    weeks
Onset of injury, % (SE)    
   Within last 2 weeks 8.36 (0.48) 655,431  
   2 weeks to less than 3 months 8.77 (0.48) 687,454  
   3 months to less than 1 year 14.50 (0.72) 1,136,380  
   1 year to less than 5 years 27.09 (0.78) 2,122,473  
   5 years or more 41.27 (0.88) 3,233,728  
Last seen doctor for injury, % (SE)    
   Within last 2 weeks 33.23 (0.83) 2,603,844  
   2 weeks to less than 6 months 33.07 (0.76) 2,591,469  
   6 months to less than 1 year 9.24 (0.52) 724,278  
   1 to less than 2 years 6.34 (0.41) 496,974  
   2 to less than 5 years 6.06 (0.43) 474,608  
   5 years or more 6.46 (0.45) 506,082  
   Doctor seen but not known when 1.15 (0.18) 89,916  
   Not known whether doctor seen 0.48 (0.12) 38,015  
   No doctor seen for condition 3.96 (0.34) 310,280  
Activity limitation due to injury, % (SE)    
   Inability to perform major activity 27.58 (0.86) 2,161,159  
   Limited in kind or amount of major activity 22.68 (0.76) 1,776,688  
   Limited in other activities 16.68 (0.68) 1,307,326  
   Not limited 33.06 (0.90) 2,590,293  
Assistance with personal care, % (SE)    
   Inability to perform personal care needs 7.57 (0.67) 313,375  
   Limited in performing other routine needs 17.93 (1.14) 742,373  
   Not limited 74.50 (1.22) 3,084,719  
Number of days of restricted activity within the last two 1.72 (0.08)   3.52 (0.23)
weeks, mean (SE)    
Number of bed-days within the last two weeks, mean (SE) 0.79 (0.06)   1.90 (0.21)
Number of days of work lost within the last two weeks, 0.58 (0.06)   1.51 (0.20)
mean (SE)