Postprandial Glucose Levels Are Better Associated with the Risk Factors for Diabetes Compared to Fasting Glucose and Glycosylated Hemoglobin (HbA1c) Levels in Elderly Prediabetics: Beneficial Effects of Polyherbal Supplements—A Randomized, Double-Blind, Placebo Controlled Trial
Table 2
Differences in fasting glucose levels (FG, mmol/l) between the GlucoVita and placebo subgroups stratified by age, BMI, and metabolic symptoms.
Subgroups
Treatment
Preintervention
Postintervention
Change in value
Total
GlucoVita (N=43)
6.05±0.57
6.03±0.67
0.02±0.65
Placebo (N=45)
6.11±0.51
6.01±0.64
0.10±0.46
t
-0.52
0.15
-0.68
P
0.60
0.88
0.50
AGE
Age<=65yrs
GlucoVita (N=31)
6.12±0.54
6.01±0.56
0.11±0.49
Placebo (N=30)
6.11±0.49
6.04±0.63
0.08±0.45
t
0.03
-0.18
0.25
P
0.98
0.86
0.80
Age>65yrs
GlucoVita (N=12)
5.88±0.63
6.08±0.92
-0.20±0.94
Placebo (N=15)
6.10±0.56
5.95±0.67
0.15±0.48
t
-0.99
0.42
-1.27
P
0.33
0.68
0.22
SYMPTONS
No
GlucoVita (N=23)
6.10±0.55
6.01±0.56
0.09±0.39
Placebo (N=24)
6.14±0.45
5.98±0.63
0.17±0.48
t
-0.28
0.19
-0.60
P
0.78
0.85
0.55
Yes
GlucoVita (N=20)
5.99±0.6
6.05±0.79
-0.06±0.87
Placebo (N=21)
6.07±0.57
6.04±0.66
0.03±0.43
t
-0.44
0.03
-0.41
P
0.66
0.97
0.68
BMI
Normal
GlucoVita (N=13)
6.17±0.45
6.10±0.37
0.07±0.30
Placebo (N=12)
6.06±0.55
6.23±0.75
-0.16±0.56
t
0.53
-0.53
1.30
P
0.60
0.60
0.21
Overweight
GlucoVita (N=20)
5.99±0.58
5.95±0.46
0.04±0.44
Placebo (N=22)
6.01±0.53
5.75±0.5
0.26±0.36
t
-0.13
1.32
-1.76
P
0.90
0.20
0.09
Obese
GlucoVita (N=10)
6.03±0.71
6.1±1.19
-0.08±1.21
Placebo (N=11)
6.37±0.33
6.28±0.6
0.09±0.39
t
-1.43
-0.45
-0.42
P
0.17
0.66
0.68
FG
Normal
GlucoVita (N=16)
5.46±0.41
5.73±0.77
-0.27±0.79
Placebo (N=12)
5.46±0.43
5.33±0.21
0.13±0.47
t
-0.03
1.71
-1.55
P
0.98
0.10
0.13
Impaired
GlucoVita (N=27)
6.40±0.29
6.21±0.53
0.19±0.5
Placebo (N=33)
6.35±0.27
6.25±0.56
0.09±0.46
t
0.77
-0.31
0.81
P
0.44
0.76
0.42
2h-PG
Normal
GlucoVita (N=16)
6.37±0.27
6.08±0.38
0.29±0.48
Placebo (N=16)
6.25±0.20
6.21±0.53
0.05±0.45
t
1.35
-0.80
1.50
P
0.19
0.43
0.14
Impaired
GlucoVita (N=27)
5.86±0.62
6.00±0.79
-0.14±0.7
Placebo (N=29)
6.03±0.6
5.90±0.67
0.14±0.46
t
-1.04
0.53
-1.74
P
0.30
0.60
0.09
, P<0.05 within-group comparison preintervention versus postintervention.
