Table 2.

Biochemical parameter levels of two groups

Variable	Controls (n=100) (%)	Cases (n=100) (%)	χ2 value	P value
HbA1c (%):
≤6	90 (90.0)	59 (59.0)	9.52	0.002
>6	10 (10.0)	41 (41.0)
HDL(mg/dl):
≤43	37 (37.0)	57 (57.0)	3.84	0.05
>43	63 (63.0)	43 (43.0)
LDL(mg/dl):
≤56	30 (30.0)	60 (60.0)	7.95	0.005
>56	70 (70.0)	40 (40.0)
VLDL(mg/dl):
≤29	50 (50.0)	53 (53.0)	0.06	0.81
>29	50 (50.0)	47 (47.0)
TG (mg/dl):
≤133	57 (57.0)	47 (47.0)	0.74	0.39
>133	43 (43.0)	53 (53.0)
TC (mg/dl):
≤135	37 (37.0)	56(56.0)	3.38	0.06
>135	63 (63.0)	44 (44.0)
sdLDL(mmol/l):
≤15	83 (83.0)	38 (38.0)	17.46	<0.001
>15	17 (17.0)	62 (62.0)
Folate II (mmol/l):
≤9	80 (80.0)	40 (40.0)	14.05	<0.001
>9	20 (20.0)	60 (60.0)
Vitamin B12 (pg/ml):
≤238	73 (73.0)	41 (41.0)	9.05	0.003
>238	27 (27.0)	59 (59.0)
Vitamin D (ng/ml):
≤21	40 (40.0)	60 (60.0)	3.59	0.05
>21	60 (60.0)	40 (40.0)
TSH (μmol/l):
≤2	63 (63.0)	64 (64.0)	0.01	0.94
>2	37 (37.0)	36 (36.0)
Total HCY2 (μmol/l):
≤19	47 (47.0)	52 (52.0)	0.30	0.58
>19	53 (53.0)	48 (48.0)
VEGF(pg/ml):
≤120	80 (80.0)	38 (38.0)	14.95	<0.001
>120	20 (20.0)	62 (62.0)

Biochemical parameter levels of two groups were summarised in number (n) and percentage (%) and compared by χ2 test.