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Table 1 Characteristics of the study groups

From: Relationship between risk markers for cardiovascular disease and peri-implant diseases

  Peri-implantitis group (N = 58 ) Peri-implant mucositis group (N = 49 ) Healthy implant group (N = 49) P value
Age (median (IQR) 55 (17.5) 53 (17.7) 50 (18.5) 0.181
Gender (female/male) 33/25 27/21 33/15  
 Smoke (%) 7 (12) 4 (8.1) 1 (2.0) 0.271
 Alcohol (%) 1 (1.7) 0 (0) 0 (0) 0.506
PD (median (IQR) 5 (1.6) 3 (1.0) 2.5 (1.0) < 0.001
PI (median (IQR) 2 (1.0) 2 (0.8) 0 (0) < 0.001
GI (median (IQR) 2.0 (0.1) 2.0 0 < 0.001
BOP (%) 77.6 100 0 < 0.001
KMW (median (IQR) 1.5 (1.0) 2.0 (1.0) 2.5 (1.0) < 0.001
Number of implants 81 55 60  
Implant position (maxilla/mandible) 39/42 18/37 28/32  
Prosthesis type (%)
 Multiple unit 38 (46.9) 20 (36.3) 13 (21.6)  
 Single crown 19 (23.4) 23 (41.8) 41 (68.3)  
 Overdenture 24 (29.6) 12 (21.8) 6 (10)  
Antagonists (%)
 Natural teeth 29 (35.8) 25 (45.4) 34 (56.6)  
 Bridge restoration 20 (24.6) 10 (18.1) 10 (16.6)  
 Overdenture 5 (6.1) 1 (1.8) 2 (3.3)  
Removable denture 9 (11.1) 13 (23.6) 6 (10)  
Implant supported prosthetic restoration 18 (22.2) 6 (10.9) 8 (13.3)  
  1. N number of participants, PD probing depth, PI plaque index, GI gingival index, BOP bleeding on probing, KMW keratinized mucosa width, IQR interquartile range