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 |