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Table 1—

Baseline characteristics of all subjects in the retinopathy study

Intervention groupControl groupSignificance
n (male/female) 102 (27/75) 98 (29/69) P = 0.738 
Age (years) (means ± SD) 55.0 ± 11.6 55.5 ± 12.9 P = 0.758 
Ethnicity    
    Non-Hispaninc white 41 42 P = 0.866 
    Hispanic 41 35  
    Black 14 13  
    Other  
A1C (%) 9.5 ± 1.8 9.4 ± 1.5 P = 0.512 
Diabetes duration (years) 8.8 ± 6.8 10.6 ± 8.5 P = 0.104 
Follow-up time (months) 21.1 ± 8.8 23.3 ± 8.8 P = 0.091 
Retinopathy    
    None 61 49 P = 0.055 
    Mild 38 38  
    Severe 11  
Dropouts (total) 23 28 P = 0.415 
    Withdraw/move P = 0.699 
    Loss of benefit  
    Death  
    Loss to follow-up  
    No second photo  
Intervention groupControl groupSignificance
n (male/female) 102 (27/75) 98 (29/69) P = 0.738 
Age (years) (means ± SD) 55.0 ± 11.6 55.5 ± 12.9 P = 0.758 
Ethnicity    
    Non-Hispaninc white 41 42 P = 0.866 
    Hispanic 41 35  
    Black 14 13  
    Other  
A1C (%) 9.5 ± 1.8 9.4 ± 1.5 P = 0.512 
Diabetes duration (years) 8.8 ± 6.8 10.6 ± 8.5 P = 0.104 
Follow-up time (months) 21.1 ± 8.8 23.3 ± 8.8 P = 0.091 
Retinopathy    
    None 61 49 P = 0.055 
    Mild 38 38  
    Severe 11  
Dropouts (total) 23 28 P = 0.415 
    Withdraw/move P = 0.699 
    Loss of benefit  
    Death  
    Loss to follow-up  
    No second photo  

Data are means ± SD, unless otherwise indicated.

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