Observational Study
Copyright ©The Author(s) 2024.
World J Diabetes. Apr 15, 2024; 15(4): 686-696
Published online Apr 15, 2024. doi: 10.4239/wjd.v15.i4.686
Table 1 Socio-demographic, behavioral, and clinical characteristics of study subjects
Variables
T2DM with DR (n = 40)
T2DM without DR (n = 40)
P value
Age, yr (mean ± SD)53.85 ± 6.8654.03 ± 10.750.093
Gender frequency, n (%)Male31 (77.5)17 (42.5)0.001
Female9 (22.5)23 (57.5)
Education frequency, n (%)Illiterate01 (2.5)0.172
Primary school5 (12.50)4 (10)
Middle school21 (52.50)12 (30.0)
High school11 (27.50)21 (52.5)
Diploma and above3 (7.5)2 (5.0)
Socioeconomic status frequency, n (%)APL25 (62.5)19 (47.5)0.178
BPL15 (37.5)21 (52.5)
Behavioural
Smoking status, n (%)Current smoker1 (2.5)1 (2.5)0.49
Ex-smoker5 (12.5)2 (5.0)
Non-smoker34 (85.0)37 (92.5)
Frequency of teeth cleaning (daily), n (%)Once23 (57.5)19 (47.5)0.44
Twice17 (42.5)20 (50.0)
After every meal0 (0)1 (2.5)
Clinical (mean ± SD)
Duration of DM (yr)11.94 ± 6.838.07 ± 4.870.005a
DI-S1.78 ± 0.691.22 ± 0.54< 0.001a
CI-S1.15 ± 0.791.00 ± 0.670.36
OHI-S2.90 ± 1.382.22 ± 1.120.02a
PI1.72 ± 0.571.54 ± 0.620.19
DMFT7.48 ± 4.085.53 ± 4.450.04a
Table 2 Comparison of biochemical and periodontal variables between groups
Variables
T2DM with DR (n = 40)
T2DM without DR (n = 40)
P value
HbA1c (%)8.67 ± 1.817.64 ± 1.280.004a
FPG (mmol/L)8.66 ± 2.678.62 ± 3.580.95
PPG (mmol/L)12.22 ± 4.2111.95 ± 4.050.77
IL-6 (pg/mL)30.52 ± 16.5713.47 ± 4.15< 0.001a
Lp(a) (mg/dL)27.76 ± 18.8211.45 ± 9.08< 0.001a
Total cholesterol (mmol/L)4.93 ± 0.904.70 ± 0.890.254
HDL (mmol/L)1.41 ± 0.341.78 ± 0.36< 0.001a
LDL (mmol/L)2.80 ± 0.932.31 ± 0.970.025 a
VLDL (mmol/L)0.76 ± 0.280.61 ± 0.190.005 a
TG (mmol/L)1.67 ± 0.611.32 ± 0.410.004 a
Periodontal variables
PPD (mm)3.87 ± 0.933.08 ± 0.66< 0.001a
CAL (mm)4.50 ± 1.493.43 ± 0.85< 0.001a
CAL, ≤ 3 mm36.14 ± 22.8163.88 ± 26.52< 0.001a
CAL, 4 to 5 mm40.62 ± 15.5628.91 ± 18.550.003a
CAL, ≥ 6 mm23.42 ± 24.298.44 ± 11.990.001a
BOP (% of sites)69.33 ± 23.3640.95 ± 25.47< 0.001a
PISA (mm2)1570.559 ± 759.89789.79 ± 589.34< 0.001a
Periodontitis, n (%)19 (47.5)11 (27.5)0.065
Table 3 Comparison of clinical attachment loss and periodontal inflamed surface area among nonproliferative, proliferative and no retinopathy in type 2 diabetes mellitus patients
Variable
Non-proliferative diabetic retinopathy
Proliferative diabetic retinopathy
Diabetic without retinopathy
P value
Mean CAL (mm, 95%CI)4.1 (3.66-4.72)4.87 (4.00-5.75)3.43 (3.15-3.70)< 0.001a
Mean PISA (mm2, 95%CI)1380.87 (1087.12-1674.63)1802.39 (1392.62-2212.17)789.79 (601.31-978.27)< 0.001a
Table 4 Bonferroni post-hoc adjustment
Dependent variable
Group
Group
Mean difference (95%CI)
P value
F statistic
Mean CAL12-0.68 (-1.61, 0.25)0.239.58
30.76 (-0.01, 1.54)0.05a
231.44 (0.61, 2.28)< 0.001a
Mean PISA12-421.52 (-940.717, 97.681)0.1515.65
3591.08 (157.464, 1024.697)0.004a
231012.59 (548.94, 1476.258)< 0.001a