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Table 2 North versus Central-South differences between 270 K-OLP and 270 nK-OLP in systemic diseases and drug consumption

From: Where do you live? North versus Central-South differences in relation to Italian patients with oral lichen planus: a cross-sectional study from the SIPMO (Italian Society of Oral Pathology and Medicine)

 

K-OLPs (N:270)

p value

nK-OLPs (N:270)

p value

Nord (N:135)

Central/South (N:135)

Nord (N:135)

Central/South (N:135)

N/Frequency (%)

N/Frequency (%)

Systemic diseases

Essential hypertension

40 (29.6)

50 (37.9)

0.132

61 (45.2)

67 (49.6)

0.542

Hypercholesterolemia

26 (19.3)

32 (23.7)

0.245

28 (20.07)

35 (25.9)

0.388

Previous myocardial infarction

2 (1.5)

2 (1.5)

0.459

3 (2.2)

2 (1.5)

1

Diabetes mellitus type 2

9 (6.6)

14 (10.3)

0.458

11 (8.1)

15 (11.1)

0.825

Asthma

2 (1.5)

3 (2.2)

1

5 (3.7)

9 (6.7)

0.411

Gastro-esophageal reflux disease

17 (12.6)

22 (16.3)

0.489

36 (26.7)

21 (15.6)

0.036*

Hepatitis B

3 (2.2)

0 (0)

0.247

0 (0)

1 (0.7)

1

Hepatitis C

3 (2.2)

3 (2.2)

1

4 (3.0)

3 (2.2)

1

Endocrine disease

4 (3.0)

7 (5.2)

0.54

5 (3.7)

6 (4.4)

0.411

Hypothyroidism

17 (12.6)

17 (12.6)

1

19 (14.1)

11 (8.1)

0.174

Hyperthyroidism

2 (1.5)

3 (2.2)

1

4 (3.0)

3 (2.2)

1

Benign prostatic hypertrophy

7 (5.2)

9 (6.7)

0.798

7 (5.2)

8 (5.9)

1

Previous malignant disease

12 (8.9)

11 (8.1)

1

12 (8.9)

11 (8.1)

1

Drug consumption

Beta‐Adrenergic receptor blockers

17 (12.6)

23 (17.0)

0.392

38 (28.1)

22 (16.3)

0.028

Angiotensin II receptor blockers

11 (8.1)

11 (8.1)

1

12 (8.9)

9 (6.7)

0.65

Diuretics

7 (5.2)

13 (9.6)

0.245

5 (3.7)

18 (13.3)

0.008**

Calcium channel blockers

6 (4.4)

8 (5.9)

0.785

14 (10.4)

10 (7.5)

0.522

ACE-inhibitors

10 (7.4)

16 (11.9)

0.302

24 (17.8)

29 (21.5)

0.54

Simvastatin

14 (10.4)

21 (15.6)

0.277

23 (17)

30 (22.2)

0.358

Metformin

7 (5.2)

15 (11.1)

0.118

7 (5.2)

11 (8.1)

0.465

Insulin

3 (2.2)

5 (3.7)

0.772

3 (2.2)

4 (3.0)

1

Antiplatelets

17 (12.6)

9 (6.7)

0.148

17 (12.6)

20 (14.8)

0.724

Blood thinners

4 (3.0)

10 (7.4)

0.168

1 (0.7)

11 (8.1)

0.005**

Levothyroxine sodium

16 (11.9)

20 (14.8)

0.592

19 (14.1)

13 (9.6)

0.347

Proton pump inhibitors

14 (10.4)

20 (14.8)

0.359

26 (19.3)

29 (21.5)

0.763

  1. The significance difference among the percentages was measured by the Fisher’s exact test. *Significant 0.01 < p ≤ 0.05, **Significant p ≤ 0.01
  2. K-OLP keratotic oral lichen planus, nK-OLP non-keratotic oral lichen planus