Prediction and trend of tactile acuity, pain and disability in acute LBP: a six-month prospective cohort study

Table 4 Linear mixed model for ODI with vertical TPDT as predictor

Parameter	Estimate	SE	95% CI
Intercept, β₀	29.47	4.18	21.34 to 37.59
Vertical TPDT, β₂	–0.44	0.67	–1.73 to 0.86
T2, β_1,1	–2.95	3.46	–9.74 to 3.77
T3, β_1,2	–5.20	3.61	–12.32 to 1.80
Age, C	0.23	0.08	0.09 to 0.38
Vertical TPDT x T2, β_3,1	–0.86	0.66	–2.15 to 0.44
Vertical TPDT x T3, β_3,2	–0.83	0.69	–2.18 to 0.53

TPDT Two-point discrimination threshold, ODI Oswestry Disability Index, T1 Time point 1 (< 4 weeks), T2 Time point 2 (3 months), T3 Time point 3 (6 months), Vertical TPDT T1xT2 and Vertical TPDT T1xT3 Interaction effects of TPDT and time on ODI, Estimate Estimated fixed effects, SE Standard Error, 95% CI 95% confidence interval of estimated effect

ISSN: 1471-2474