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. 2020 Jul 1;2020:1498278. doi: 10.1155/2020/1498278

Table 3.

Comparison between the studied groups according to genotype distribution.

Control group (n = 20) T2DM group (n = 38) DN group (n = 40) χ 2 p
No. % No. % No. %
Genotype
 TT 16 80.0 24 63.2 17 42.5 9.624 MCp = 0.037
 TC 4 20.0 12 31.6 16 40.0
 CC 0 0.0 2 5.3 7 17.5
Allele
 T 36 90.0 60 78.9 50 62.5 11.911 0.003
 C 4 10.0 16 21.1 30 37.5

χ 2: chi-squared test; MC: Monte Carlo; p: p value for comparing between the three groups. Statistically significant at p ≤ 0.05.