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. 2020 Feb 3;12:11. doi: 10.1186/s13098-020-0519-6

Table 2.

Demographic, clinical and laboratory data stratified according to S-TOFHLA

S-TOFHLA
Variables Literate Illiterate p-value
T1D
N = 119 (82.6%) N = 25 (17.4%)
 Age, years 36.5 ± 12.3 42.2 ± 12.1 0.04 
 Gender, F, n (%) 70 (86.4) 11 (13.6) 0.17
 Duration of diabetes, years 18.3 ± 10.2 19.0 ± 10.0 0.70
 Self-reported color-race, n (%) 0.80
 White 61 (83.6) 12 (16.4)
 Non Whitea 58 (81.7) 13 (18.3)
 Years of study 13.1 ± 2.8 9.3 ± 2.9 < 0.001
 HbA1c (%) 8.9 ± 1.9 9.3 ± 1.6 0.30
 HbA1c (mmol/mol) 73.8 ± 21.7 77.9 ± 17.5
T2Db
N = 87 (42.9) N = 107 (52.7)
 Age, years 55.9 ± 10.6 62.2 ± 9.6 < 0.001
 Gender, F, n (%) 59 (46.5) 68 (53.5) 0.30
 Duration of diabetes, years 11.8 ± 7.5 16.5 ± 9.7 < 0.001
 Self-reported color-race, n (%) < 0.001
 White 41 (56.2) 32 (43.8)
 Non White 46 (38.0) 75 (62)
 Years of study 10.9 ± 3.9 7.1 ± 3.7 < 0.001
 HbA1c 8.3 ± 1.9 8.0 ± 1.7 0.15
 HbA1c (mmol/mol) 67.7 ± 20.8 63.6 ± 18.7

T1D type 1 diabetes, T2D type 2 diabetes

aNon-White (Mulattos and Blacks)

bFive patients were excluded from S-TOFHLA for inadequate visual acuity and four patients missed their appointment