Table 3. Effect of glucose concentrations in Ringer solution on HbA1c concentration over a period of 15 days at 37°C

Solutions (37°C)/date		0†	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15
HbA1c concentration (%) (SD)‡	100 mM	5.30 (0.11)	6.17 (0.12)	6.83 (0.13)	7.40 (0.13)	7.87 (0.15)	8.27 (0.14)	8.77 (0.17)	9.13 (0.16)	9.70 (0.19)	9.97 (0.20)	10.27 (0.19)	10.60 (0.19)	10.80 (0.19)	11.20 (0.21)	11.40 (0.20)	11.80 (0.22)
	305 mM	5.40 (0.12)	7.57 (0.13)	8.87 (0.15)	10.47 (0.20)	12.23 (0.21)	13.60 (0.31)	15.63 (0.34)	16.70 (0.38)	18.30 (0.45)	19.63 (0.43)	21.27 (0.51)	22.73 (0.53)	23.63 (0.54)	25.40 (0.59)	26.6 (0.59)	27.70 (0.7)
	500 mM	5.47 (0.11)	9.60 (0.17)	13.13 (0.29)	16.53 (0.38)	18.27 (0.47)	20.80 (0.54)	22.37 (0.52)	24.23 (0.54)	26.70 (0.58)	29.37 (0.68)	31.90 (0.73)	33.67 (0.80)	35.97 (0.87)	37.23 (0.89)	38.53 (0.98)	40.30 (1.05)

Mean of three samples and determinate three times per sample at the zero time, no difference between each solution at zero time (p = 0.34)
Mean of three samples and determinate three times per sample at each day, values from each day are significantly greater (p<0.05) than the zero time.