Clinical Trials Study
Copyright ©The Author(s) 2024.
World J Diabetes. May 15, 2024; 15(5): 923-934
Published online May 15, 2024. doi: 10.4239/wjd.v15.i5.923
Table 1 Baseline characteristics of patients in each group (mean ± SD)
Parameter
Group A
Group B
Group C
P value
n62 3855
Age (yr)60.83 ± 11.2863.26 ± 10.9462.89 ± 7.710. 401
Duration (yr)9.81 ± 8.66 9.34 ± 6.687.31 ± 5.280.148
Weight (kg)61.28 ± 7.4760.60 ± 10.9058.33 ± 8.520.178
Height (m)1.63 ± 0.071.60 ± 0.101.61 ± 0.060.255
FPG (mmol/L)8.45 ± 2.217.38 ± 3.188.40 ± 4.250.239
White blood cells8.34 ± 2.667.51 ± 1.428.24 ± 2.300.181
Neutrophils5.67 ± 2.614.85 ± 1.385.65 ± 1.990.134
HbA1c (%)8.46 ± 1.668.00 ± 1.528.61 ± 1.710.203
LDL (mmol/L)2.60 ± 0.702.56 ± 0.572.56 ± 0.520.932
HDL (mmol/L)1.00 ± 0.30 1.10 ± 0.391.00 ± 0.180.240
TC (mmol/L)4.62 ± 1.00 4.45 ± 0.974.58 ± 0.810.661
TG (mmol/L)1.38 ± 0.521.49 ± 0.681.58 ± 0.560.233
Creatinine (mmol/L)78.73 ± 18.6284.69 ± 26.0281.03 ± 20.360.398
History of smoking (yr)7.45 ± 11.7310.47 ± 16.437.76 ± 15.000.552
Hypertension Duration (yr)5.11 ± 9.013.74 ± 5.973.53 ± 4.720.425
Uric acid (µmol/L)308.61 ± 83.34324.05 ± 98.75338.05 ± 101.200.240
Diabetic retinopathy24.19%18.42%16.36%0.555
Diabetic peripheral neuropathy96.77%86.84%87.27%0.121
Diabetic kidney disease41.94% 39.47%50.91%0.485
Coronary heart disease9.68% 2.63%1.27%0.245
PAD100%100%100%1.000
Metformin93.55%89.47%83.64%0.233
Insulin secretagogues14.52%10.53%18.18%0.596
Acarbose25.81%23.68%16.36%0.453
Insulin83.87%86.84%90.91%0.530
ACEI/ARB40.32% 47.37%56.36%0.225
CCB27.42% 26.32%27.27%0.992
Diuretic3.23%7.89%1.82%0.314
SBP (mmHg)134.01 ± 17.86131.82 ± 16.67137.84 ± 13.520.187
DBP (mmHg)80.71 ± 9.4978.90 ± 10.3778.65 ± 10.840.503
Table 2 Changes in parameters after each treatment (mean ± SD)
Parameter
Group A
Group B
Group C
P value
FPG (mmol/L)6.37 ± 1.436.40 ± 1.266.14 ± 1.200.553
White blood cells8.84 ± 3.467.35 ± 1.7415.83 ± 1.3520.000
Neutrophils6.38 ± 3.664.97 ± 2.0013.10 ± 1.1220.000
Uric acid (µmol/L)298.74 ± 71.33294.61 ± 72.68282.76 ± 63.400.444
SBP (mmHg)126.37 ± 9.39123.07 ± 10.60124.27 ± 11.150.272
DBP (mmHg)75.23 ± 5.8473.76 ± 6.5073.91 ± 4.560.325
PCT (mmol/L)0.72 ± 0.950.36 ± 0.4510.05 ± 0.0720.000
HbA1c (%)6.74 ± 0.876.76 ± 0.726.81 ± 0.520.855
LDL (mmol/L)2.29 ± 0.482.27 ± 0.472.44 ± 0.460.141
HDL (mmol/L)0.83 ± 0.26 0.74 ± 0.240.77 ± 0.220.136
TG (mmol/L)2.63 ± 0.702.51 ± 0.822.57 ± 0.560.683
TC (mmol/L)4.47 ± 0.53 4.49 ± 0.704.43 ± 0.620.901
ABI0.76 ± 0.09 0.79 ± 0.080.81 ± 0.0820.032
TcPO2 (mmHg)35.56 ± 10.1346.32 ± 8.83148.19 ± 8.3520.000
Total amputations1.23 ± 1.140.63 ± 0.6310.16 ± 0.3720.000
Mortality rate4.84%0.00%0.00%0.102
Cardiovascular event rate8.06%0.00%10.00%20.020
Hospitalization rate62.90%26.32%15.45%20.000
Reamputation rate58.06%28.95%11.82%20.000
Major amputation rate69.35%31.58%136.40%20.000
Minor amputation rate53.23% 31.58%114.55%20.000
Heal rate14.52%65.79%189.09%20.000
Improve rate85.48% 36.84%110.91%20.000
Ulcer area (cm2)3.74 ± 2.042.68 ± 1.9611.77 ± 1.2120.000
Diabetic foot surgery class3.01 ± 0.642.08 ± 0.9211.49 ± 0.9620.000
Table 3 Relationships of all the parameters with the amputation rates after treatment
Parameter
Total amputation
Major amputation
Minor amputation
R index
FPG-0.0060.029-0.053
White blood cells0.785a0.709a0.566a
Neutrophils0.779a0.699a0.567a
Uric acid0.0940.0990.06
SBP0.1020.0720.085
DBP0.10.1020.063
PCT0.790a0.713a0.577a
HbA1c0.042-0.0020.081
LDL-0.203
HDL0.1010.0910.07
TG0.060.0080.098
TC-0.041-0.0850.013
ABI-0.646a-0.516a-0.552a
TcPO2-0.650a-0.537a-0.528a
Ulcer area0.261a0.304a0.103
Mortality rate-0.155
Cardiovascular event rate0.0190.010.12
Hospitalization rate0.726a0.644a0.542a
Reamputation rate0.765a0.678a0.572a
Diabetic foot surgery class0.309a0.334a0.15
Major amputation rate0.852a10.357a
Minor amputation rate0.787a0.357a1
Heal rate-0.436a-0.355a-0.378a
Total number of amputations10.852a0.787a
Improve rate0.426a0.347a0.370a
Table 4 Logistic regression analyses of total amputation after treatment
Total amputation
B
S.E.
df
P value
95% confidence interval
OR
Neutrophils0.0030.0421.0000.936-0.8860.080
White
ABI0.0810.0431.0000.064-0.1711.867
TcPO2-2.4070.4551.0000.000-2.251-5.285
PCT-0.0230.0041.0000.000-0.015-6.157
0.4580.0961.0000.0000.268-0.6484.760
Table 5 Logistic regression analyses of major amputation after treatment
Major amputation
B
S.E.
df
P value
95% confidence interval
OR
ABI-0.8920.4111.0000.032-1.624-2.170
TcPO2-0.0110.0031.0000.0010.062-3.277
Neutrophils-0.0050.0381.0000.896-0.150-0.131
White0.0610.0391.0000.119-0.1541.570
PCT0.2930.0871.0000.0010.122-0.4653.378
Table 6 Logistic regression analyses of minor amputation after treatment
Minor amputation
B
S.E.
df
P value
95% confidence interval
OR
ABI-1.5580.4111.0000.000-3.117-3.791
TcPO2
Neutrophils-0.0120.0031.0000.001-0.024-3.470
White0.0080.0381.0000.843-0.1490.198
PCT0.0150.0391.0000.696-0.1590.391
0.1770.0871.0000.0440.005-0.3482.033