Table 5.

Logistic regression for univariate analyses

Explanatory variable	Assessor A		Assessor B
	Exp B (CI)	P value	Exp B (CI)	P value
DD worst (0–5)	3.32 (1.63–6.76)	0.001	3.89 (1.67–9.057)	0.002
DD ≥ 3	5.21 (1.28–21.24)	0.021	5.09 (0.98–26.43)	0.053
DD ≥ 4	11.00 (3.29–36.75)	0.000	6.57 (2.11–20.48)	0.001
HIZ	1.00 (0.30–3.31)	1.0	4.57 (1.45–14.39)	0.009
Modic type 1	Unable to calc	Unable to calc	10.54 (1.23–90.66)	0.032
Modic any	6.00 (1.17–30.73)	0.032	10.71 (2.15–53.35)	0.004
Annular tear	4.97 (1.39–17.82)	0.014	1.59 (0.53–4.78)	0.407
Herniation	4.13 (1.39–12.27)	0.011	5.68 (1.84–17.49)	0.003

DD ≥ 3, degenerative disc score ≥3 at any single level

HIZ high-intensity zone