Table 2 Differences between possible risk factors by implant-level and implant-type

Age

72.72

[67.03, 78.81]

70.92

[66.46, 78.58]

73.97

[69.66, 78.78]

69.08

[64.40, 76.30]

75.83

[68.95, 79.33]

74.08

[69.89, 82.08]

73.09

[69.23,77.00]

Smoking

Ref: yes

15/80

(18.8%)

5/46

(10.9%)

10/34

(29.4%)

3/24

(12.5%)

2/22

(9.1%)

7/23

(30.4%)

3/11

(27.3%)

Diabetes

Ref: yes

10/80

(12.5%)

8/46

(17.4%)

2/34

(5.9%)

3/24

(12.5%)

5/22

(22.7%)

1/23

(4.3%)

1/11

(9.1%)

Anticoagulants

Ref: yes

32/80

(40.0%)

20/46

(43.5%)

12/34

(35.3%)

11/24

(45.9%)

9/22

(40.9%)

8/23

(34.8%)

4/11

(36.4%)

BMI

27.29

[23.84, 30.75]

27.34

[24.39, 31.14]

25.99

[22.95, 28.08]

29.09

[25.56, 31.64]

26.28

[23.12, 28.04]

25.99

[23.43, 27.85]

24.52

[22.64, 26.40]

Xerostomia

10.50

[2.75, 16.00]

12.00

[4.25, 16.00]

6.00

[1.25, 14.75]

13.00

[6.00, 18.00]

11.50

[4.25, 14.00]

3.00

[0.50,18.00]

9.00

[4.00, 12.00]

Recall interval (m)

10.40

[8.40, 12.20]

10.45

[8.43, 12.20]

10.40

[8.40, 12.10]

10.00

[7.73, 11.75]

11.25

[9.83, 12.75]

8.85^a

[7.50, 10.70]

11.70^a

[10.90, 18.55]

Gender

Ref: female

46/80

(57.5%)

29/46

(63.0%)

17/34

(50.0%)

14/24

(58.3%)

15/22

(68.2%)

13/23

(56.5%)

4/11

(36.4)