. 2023 Jul 13;23:480. doi: 10.1186/s12903-023-03154-0

Table 4.

Dental QLF parameters repeatability analysis in Ex-Smokers

Parameters	Short-Term Repeatability	Long-Term Repeatability
ΔR30	0.966 (p < 0.0001)	0.05 (-1.14/1.24)	NO (p = 0.85)	0.925 (p < 0.0001)	0.15 (-1.57/1.87)	NO (p = 0.588)
ΔR120	0.962 (p < 0.0001)	-0.05 (-0.49/0.39)	NO (p = 1)	0.955 (p < 0.0001)	-0.05 (-0.82/0.72)	NO (p = 0.773)
SOH score	0.912 (p < 0.0001)	-0.05 (-1.05/0.95)	NO (p = 0.766)	0.948 (p < 0.0001)	0.05 (-0.72/0.82)	NO (p = 0.346)

Parameters

Short-Term Repeatability

Long-Term Repeatability

Regression analysis V2-V1
R value
(p value)

Mean of the difference V2-V1 being different from zero?

Regression analysis V3-V1
R value
(p value)

Mean of the difference V3-V1 being different from zero?

Mean of the Difference
(95% CI)

YES/NO
(p value)

Mean of the Difference
(95% CI)

YES/NO
(p value)

ΔR30

0.966

(p < 0.0001)

0.05

(-1.14/1.24)

(p = 0.85)

0.925

(p < 0.0001)

0.15

(-1.57/1.87)

(p = 0.588)

ΔR120

0.962

(p < 0.0001)

-0.05

(-0.49/0.39)

(p = 1)

0.955

(p < 0.0001)

-0.05

(-0.82/0.72)

(p = 0.773)

SOH score

0.912

(p < 0.0001)

-0.05

(-1.05/0.95)

(p = 0.766)

0.948

(p < 0.0001)

0.05

(-0.72/0.82)

(p = 0.346)

CI Confidence interval, V1 Visit 1, V2 Visit 2, V3 Visit 3