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Table 1: Tabular results of Mann-Whitney U paired tests between VAS and ODI data collected Pre and at 2–4 and 20–24 weeks, respectively
Table Analyzed Mann-Whitney Test of VAS Pre–2/4 weeks Mann-Whitney Test of VAS Pre–20/24 weeks Mann-Whitney Test of ODI Pre–2/4 weeks Mann-Whitney Test of ODI Pre–20/24 weeks
Column B VAS 2–4 weeks VAS 20–24 weeks ODI 2–4 weeks ODI 20–24 weeks
    versus 
Column A VAS Pre VAS Pre ODI Pre ODI Pre
Mann Whitney test 
    P value <.0001 <.0001 <.0001 <.0001
    Sum of ranks in columns A and B 5526, 1978 5478, 2025 2665, 1252 2672, 1244
    Mann-Whitney U 86.5 134 261.5 254
Median of column A 7, n = 61 7, n = 61 46, n = 44 46, n = 44
Median of column B 2, n = 61 2, n = 61 24, n = 44 24, n = 44
Difference: actual −5 −5 −22 −22
Difference: Hodges-Lehmann −5 −5 −22 −22
Exact 95.01% CI of difference −5 to −4 −5 to −4 −28 to −16 −28 to −16