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Table 5 Adjusted difference scores between SMT and AET groups

From: Evaluation of a modified clinical prediction rule for use with spinal manipulative therapy in patients with chronic low back pain: a randomized clinical trial

Time of measurement

Outcome measures

VASa(95%CI)

ODIb(95%CI)

SF-36 painc(95%CI)

5-week Follow Up

 Negative on mCPR between

7.16 (-20.32, 34.62)

0.75 (-8.84, 10.23)

0.21 (-1.99, 2.42)

 Positive on mCPR between

0.81 (-31.21, 32.83)

0.37 (-9.92, 10.66)

-0.03 (-2.84, 2.77)

12-week Follow Up

 Negative on mCPR between

5.36 (-68.25, 78.96)

2.58 (-10.18, 15,34)

-0.66 (-2.30, 0.98)

 Positive on mCPR between

2.48 (-11.32, 16.27)

1.93 (-17.08, 20.94)

-0.50 (-2.48, 1.48)

24-week Follow Up

 Negative on mCPR between

-4.26 (-34.82, 26,29)

0.03 (-20.65, 20.70)

0.16 (-1.85, 2.17)

 Positive on mCPR between

-8.50 (-48.75, 31.75)

-2.28 (-29.18, 24.62)

0.11 (-2.05, 2.26)

  1. aA positive difference score indicates SMT group reported more pain in comparison to the AET group. A negative difference score indicates the AET group reported more pain in comparison to the SMT group. The larger the absolute value, the greater the difference.
  2. bt A positive difference score indicates SMT group reported more disability in comparison to the AET group. A negative difference score indicates the AET group reported more disability in comparison to the SMT group. The larger the absolute value, the greater the difference.
  3. cA positive difference score indicates SMT group reported less pain in comparison to the AET group. A negative difference score indicates the AET group reported less pain in comparison to the SMT group. The larger the absolute value, the greater the difference.