A Phase II, Randomized, Double-Blind, Double-Dummy, Active-Controlled Clinical Trial to Investigate the Efficacy and Safety of NW Low-Glu® in Patients Newly Diagnosed with Type 2 Diabetes Mellitus
Table 2
Efficacy variables among treatment arms.
Metformin Arm 1 (N=64)
Low-dose NW Low-Glu® Arm 2 (N = 65)
High-doseLow-Glu®Arm 3 (N = 69)
Baseline
Week 12
Baseline
Week 12
Baseline
Week 12
HbA1c (%)
Count
64
51
65
54
69
52
Mean (SD)
8.7 (1.9)
7.7 (1.6)
8.5 (1.4)
7.8 (1.6)
8.8 (1.9)
8.1 (1.8)
Mean change (SD)
−0.9 (1.9)
−0.6 (1.4)
−0.8 (1.7)
-value (Wilcoxon signed rank test)
0.002
0.004
0.002
Mann–Whitney test comparing Active Control and Arm 2 revealed ; Mann–Whitney comparing Active Control and Arm 3 revealed ; Kruskal–Wallis One-Way ANOVA test comparing the three arms revealed;
Fasting plasma glucose (FPG) (mg/dL)
Count
64
62
65
60
69
63
Mean (SD)
162.9 (62.6)
154.5 (68.5)
158.4 (72.7)
144.8 (53.6)
169.5 (71.7)
159.2 (50.4)
Mean change (SD)
−9.5 (59.1)
−13.4 (66.0)
−10.5 (65.2)
P value (Wilcoxon signed rank test)
0.2
0.1
0.2
Mann–Whitney test comparing Active Control and Arm 2 revealed ; Mann–Whitney test comparing Active Control and Arm 3 revealed ; Kruskal–Wallis One-Way ANOVA test comparing the three arms revealed
2hr post prandial glucose (2hr PPG) (mg/dL)
Count
60
60
63
58
67
62
Mean (SD)
237.8 (88.7)
200.6 (88.5)
243.7 (104.3)
198.5 (77.5)
246.2 (88.8)
221.7 (84.8)
Mean change (SD)
−38.2 (101.6)
−35.4 (74.9)
−24.7 (100.8)
P value (Wilcoxon signed rank test)
0.01
0.001
0.04
Mann–Whitney test comparing Active Control and Arm 2 revealed ; Mann–Whitney comparing Active Control and Arm 3 revealed ; Kruskal–Wallis One-Way ANOVA test comparing the three arms revealed
HOMA-IR
Count
58
52
59
55
67
52
Mean (SD)
2.4 (1.5)
2.6 (1.7)
2.3 (1.3)
2.1 (1.3)
2.7 (1.8)
2.7 (1.8)
Mean change (SD)
−0.001 (1.3)
−0.3 (1.3)
−0.01± 1.4
-value (Wilcoxon signed rank test)
0.9
0.1
0.6
Mann–Whitney test comparing active Control and Arm 2 revealed ; Mann–Whitney test comparing active Control and Arm 3 revealed ; Kruskal–Wallis One-Way ANOVA test comparing the three arms revealed
HOMA-β
Count
58
51
58
53
67
52
Mean (SD)
74.3 (49.1)
82.8 (60.6)
77.7 (52.6)
79.7 (49.7)
73.4 (60.7)
77.8 (64.8)
Mean change (SD)
−4.4 ± 68.6
1.2 ±49.1
2.79 ± 78.7
value (Wilcoxon signed rank test)
0.9
0.4
0.4
Mann–Whitney test comparing Active Control and Arm 2 revealed ; Mann–Whitney test comparing Active Control and Arm 3 revealed ; Kruskal–Wallis One-Way ANOVA comparing the three arms revealed;
Weight (Kg)
Mean (SD)
91.2 (10.6)
90.4 (10.9)
88.4 (12.5)
87.5 (12.8)
85.6 (12.5)
84.5 (12.2)
Mean change (SD)
−0.8 ±1.8
−0.9 ± 1.5
−1.1 ± 1.7
value (Wilcoxon signed rank test)
0.001
0.001
0.001
Mann–Whitney test comparing Active Control and Arm 2 revealed ; Mann–Whitney comparing Active Control and Arm 3 revealed ; Kruskal–Wallis One-Way ANOVA comparing the three arms revealed
Plasma alpha-glucosidase activity (nmol/mL/hour)
Count
60
62
63
60
67
65
Mean (SD)
1.6 (1.3)
1.6 (1.3)
1.5 (1.1)
1.6 (1.3)
1.7 (1.5)
1.4 (1.3)
Mean change (SD)
−0.04 ± 1.9
0.12 ± 1.7
−0.4 ± 1.4
value (Wilcoxon signed rank test)
0.23
0.5
0.04
Mann–Whitney test comparing Active Control and Arm 2 revealed ; Mann–Whitney test comparing Active Control and Arm 3 revealed ; Kruskal–Wallis One-Way ANOVA test comparing the three arms revealed;