Table 3 Staging ROC/AUC values and precision of 2018 EFP/AAP and 2012 CDC/AAP case definitions on full-mouth PRPs.

From: The 2018 periodontitis case definition improves accuracy performance of full-mouth partial diagnostic protocols

AUC (95% CI)

Ramfjord Teeth

CPITN Teeth

MB-B

MB-B-DB

MB-B-DL

2018 EFP/AAP

79.1 (78.1–80.0)

86.6 (85.8–87.4)

80.9 (79.9–81.8)

86.4 (85.6–87.2)

89.5 (88.8–90.3)

2012 CDC/AAP

75.7 (74.7–76.7)

74.5 (73.5–75.5)

79.8 (78.8–80.7)

84.6 (83.8–85.5)

87.6 (86.8–88.3)

2018 EFP/AAP Staging Precision (95% CI)

Non periodontitis

95.2 (94.7–95.7)

78.5 (77.5–79.5)

93.0 (92.4–93.6)

91.0 (90.4–91.7)

90.8 (90.2–91.5)

Mild

37.2 (36.1–38.4)

78.0 (77.0–78.9)

47.6 (46.4–48.8)

57.8 (56.7–59.0)

64.7 (63.6–65.9)

Moderate

37.8 (36.6–38.9)

73.5 (72.4–74.5)

36.0 (34.8–37.1)

60.8 (59.6–61.9)

72.9 (71.9–74.0)

Severe

43.0 (41.8–44.2)

66.0 (64.9–67.1)

41.5 (40.3–42.6)

63.6 (62.4–64.7)

72.5 (71.5–73.6)

2012 CDC/AAP Staging Precision (95% CI)

Non periodontitis

99.9 (99.8–100)

99.8 (99.7–99.9)

99.9 (99.8–100)

99.4 (99.2–99.6)

99.1 (98.8–99.3)

Mild

0.8 (0.6–1.0)

2.5 (2.2–2.9)

1.1 (0.8–1.3)

4.4 (3.9–4.9)

6.7 (6.1–7.3)

Moderate

34.9 (33.8–36.1)

35.4 (34.3–36.5)

48.1 (46.9–49.3)

68.7 (67.6–69.8)

83.3 (82.4–84.1)

Severe

26.6 (25.5–27.6)

10.3 (9.6–11.0)

37.7 (36.5–38.8)

61.2 (60.1–62.4)

73.0 (72.0–74.1)

  1. 95% CI – 95% Confidence Interval; AUC – Area Under the Curve; AAP – American Academy of Periodontology; B – Mid-buccal; CDC – Centers for Diseases Control; CPITN – Community Periodontal Index of Treatment Needs; DB – distal-buccal; DL – distal-lingual; EFP – European Federation of Periodontology; MB – Mesial-buccal.