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Table 5 SBI, 10 years—Description and comparison with the 1st examination (period 0 = Baseline). Number of implants (n)

From: Dental implants in patients suffering from systemic sclerosis: a retrospective analysis of clinical outcomes in a case series with 24 patients

      Comparison with Baseline*
Period n 0 1 2 Coeff 95%-KI p value
Baseline 61 33 (54.1%) 24 (39.3%) 4 (6.6%)
  ≤1 Y 61 27 (44.3%) 30 (49.2%) 4 (6.6%) 0.43 − 0.12–0.99 0.125
  ≤2 Y 36 11 (30.6%) 20 (55.6%) 5 (13.9%) 1.16 0.49–1.84 0.001
  ≤3 Y 39 10 (25.6%) 24 (61.5%) 5 (12.8%) 1.21 0.55–1.87  < 0.001
  ≤4 Y 31 12 (38.7%) 19 (61.3%) 0 (0%) 0.82 0.13–1.51 0.020
  ≤5 Y 34 10 (29.4%) 23 (67.6%) 1 (2.9%) 1.08 0.41–1.75 0.002
  ≤6 Y 23 10 (43.5%) 13 (56.5%) 0 (0%) 0.67 − 0.10–1.45 0.086
  ≤7 Y 22 15 (68.2%) 7 (31.8%) 0 (0%) − 0.01 − 0.84–0.82 0.977
  ≤8 Y 20 4 (20.0%) 16 (80.0%) 0 (0%) 1.63 0.80–2.47  < 0.001
  ≤9 Y 17 7 (41.2%) 10 (58.8%) 0 (0%) 0.89 0.05–1.73 0.039
  ≤10 Y 17 7 (41.2%) 10 (58.8%) 0 (0%) 1.02 0.17–1.87 0.018
  1. *Random effects ordered probit