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Table 1 Association of Diabetic and Non-diabetic group(s) with different explanatory variables

From: Association and comparison of periodontal and oral hygiene status with serum HbA1c levels: a cross-sectional study

Characteristics

Categories

Groups

P-value

Non-diabetics

(n = 48)

Controlled T2DM

(n = 48)

Uncontrolled T2DM

(n = 48)

Gender

Male

26 (18.1%)

32 (22.2%)

28 (19.4%)

0.44

Female

22 (15.3%)

16 (11.1%)

20 (13.9%)

Education level

Illiterate

11 (7.6%)

14 (9.7%)

19 (13.2%)

0.46*

Primary school

8 (5.6%)

8 (5.6%)

9 (6.3%)

Secondary school

11 (7.6%)

11 (7.6%)

13 (9.0%)

graduation

15 (10.4%)

12 (8.3%)

5 (3.5%)

More than graduation

3 (2.1%)

3 (2.1%)

2 (1.4%)

Occupation

Professional

2 (1.4%)

3 (2.1%)

1 (0.7%)

0.44*

Employment

15 (10.4%)

16 (11.1%)

10 (6.9%)

Business

8 (5.6%)

13 (9.0%)

17 (11.8%)

Vocational

6 (4.2%)

3 (2.1%)

3 (2.1%)

None

17 (11.8%)

13 (9.0%)

17 (11.8%)

Frequency of teeth cleaning

Once a day

16 (11.1%)

16 (11.1%)

16 (11.1%)

0.39*

Twice a day

15 (10.4%)

12 (8.3%)

5 (3.5%)

Once a week

9 (6.3%)

11 (7.6%)

13 (9.0%)

2–3 times a week

6 (4.2%)

6 (4.2%)

8 (5.6%)

Rarely

2 (4.2%)

3 (2.1%)

6 (4.2%)

Tool used for teeth cleaning

Toothbrush

39 (27.1%)

36 (25.0%)

26 (18.1%)

0.05*

Miswak

5 (3.5%)

6 (4.2%)

11 (7.6%)

Others

4 (2.8%)

6 (4.2%)

11 (7.6%)

Last dental visit

≤ 1 year

20 (13.9%)

12 (8.3%)

20 (13.9%)

0.02*

≥ 1 year

27 (18.8%)

29 (20.1%)

35 (24.3%)

None

1 (0.7%)

7 (4.9%)

5 (3.5%)

Reason for a dental visit

Pain

27 (18.8%)

29 (20.1%)

34 (23.6%)

0.04*

Sensitivity

8 (5.6%)

4 (2.8%)

3 (2.1%)

Scaling and polishing

11 (7.6%)

8 (5.6%)

3 (2.1%)

Others

1 (0.7%)

0 (0.0%)

3 (2.1%)

None

1 (0.7%)

7 (4.9%)

5 (3.5%)

Tobacco consumption and types used

Smoked tobacco

7 (4.9%)

9 (6.3%)

6 (4.2%)

0.75

Smokeless tobacco

8 (5.6%)

11 (7.6%)

12 (8.3%)

None

33 (22.9%)

28 (19.4%)

30 (20.8%)

Frequency of tobacco consumption

1–2 times a day

3 (2.1%)

3 (2.1%)

3 (2.1%)

 

≥ 3 times a day

12 (83%)

17 (11.8%)

15 (10.4%)

0.86*

None

33 (22.9%)

28 (19.4%)

30 (20.8%)

 

Duration of diabetes

≤ 5 years

0 (0.0%)

24 (16.7%)

11 (7.6%)

0.001*

6–9 years

0 (0.0%)

16 (11.2%)

15 (10.5%)

≥ 10 years

0 (3.3%)

8 (5.6%)

22 (15.4%)

Diabetes medication

None

48 (33.3%)

13 (9.0%)

1 (0.7%)

0.001*

Oral

0 (0.0%)

34 (23.6%)

34 (23.6%)

Combination (oral + inj insulin)

0 (0.0%)

1 (0.7%)

13 (9.0%)

Community Periodontal Index (CPI)

Healthy-0

30 (20.8%)

15 (10.4%)

6 (4.2%)

0.001*

Bleeding on probing − 1

4 (2.8%)

5 (3.5%)

4 (2.8%)

Calculus detected- 2

3 (2.1%)

6 (4.2%)

8 (5.6%)

Pocket 4–5 mm (gingival margin within the black band of probe) − 3

8 (5.6%)

12 (8.3%)

11 (7.6%)

Pocket ≥ 6 mm (black band not visible)-4

3 (2.1%)

10 (6.9%)

19 (13.2%)

Loss of Attachment Index

Loss of attachment 0-3 mm (CEJ not visible) Code-0

27 (18.8%)

17 (11.8%)

5 (3.5%)

0.001*

Loss of attachment 4-5 mm (CEJ within the black band) Code − 1

17 (11.8%)

15 (10.4%)

11 (7.6%)

Loss of attachment 6-8 mm (CEJ between 5-8 mm ring) Code-2

2 (1.4%)

7 (4.9%)

15 (10.4%)

Loss of attachment 9-11 mm (CEJ between 8.5-11.5 mm ring) Code- 3

1 (0.7%)

6 (4.2%)

8 (5.6%)

Loss of attachment ≥ 12 mm (CEJ beyond 11 mm ring)- 4

1 (0.7%)

3 (2.1%)

9 (6.3%)

Oral Hygiene Index- Simplified (OHI-S)

Good oral hygiene

27 (18.8%)

19 (13.2%)

10 (6.9%)

 

Fair oral hygiene

7 (4.9%)

7 (4.9%)

9 (6.3%)

0.03

Poor oral hygiene

14 (9.7%)

22 (15.3%)

29 (20.1%)

 
  1. Chi-square test/Fisher Exact* | p ≤ 0.05 = statistically significant | p = 0.001 = highly significant