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Table 4 PLI, 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 11 (18.0%) 34 (55.7%) 16 (26.2%)
  ≤1 Y 61 9 (14.8%) 24 (39.3%) 28 (45.9%) 0.77 0.27–1.27 0.002
  ≤2 Y 36 11 (30.6%) 10 (27.8%) 15 (41.7%) 0.16 − 0.42–0.74 0.582
  ≤3 Y 39 4 (10.3%) 17 (43.6%) 18 (46.2%) 0.69 0.10–1.28 0.022
  ≤4 Y 31 7 (22.6%) 16 (51.6%) 8 (25.8%) 0.05 − 0.53–0.63 0.858
  ≤5 Y 34 6 (17.6%) 15 (44.1%) 13 (38.2%) 0.60 − 0.00–1.21 0.051
  ≤6 Y 23 6 (26.1%) 9 (39.1%) 8 (34.8%) 0.55 − 0.13–1.23 0.111
  ≤7 Y 22 3 (13.6%) 14 (63.6%) 5 (22.7%) 0.78 0.07–1.50 0.031
  ≤8 Y 20 4 (20.0%) 9 (45.0%) 7 (35.0%) 0.68 − 0.07–1.44 0.075
  ≤9 Y 17 2 (11.8%) 10 (58.8%) 5 (29.4%) 0.78 − 0.02–1.58 0.057
  ≤10 Y 17 4 (23.5%) 10 (58.8%) 3 (17.6%) 0.48 − 0.31–1.26 0.232
  1. *Random effects ordered probit