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. 2011 Oct 5;12:219. doi: 10.1186/1471-2474-12-219

Table 4.

Frequency distributions and/or means (SDs) of clinical outcome variables at baseline and following an average of 17 days, 4.5 visits and 2.4 upper cervical adjustments

Baseline Follow-Up Reached Sub-Clinical Status*
Clinical Outcome
N % N % %
Neck NRS
None (0-2) 127 15.01% 525 62.06% Total Sample: 62.20%
Mild (3-4) 215 25.41% 199 23.52% Pre ≥3 57.10%
Moderate (5-7) 338 39.95% 103 12.17%
Severe (8-10) 166 19.62% 19 2.25%
Mean (SD) 5.2 (2.4) 2.3 (2.1) Δ3.0 (56.8%)
HA NRS
None (0-2) 136 20.54% 450 67.98% Total Sample: 68.00%
Mild (3-4) 157 23.72% 118 17.82% Pre ≥3 62.70%
Moderate (5-7) 208 31.42% 73 11.03%
Severe (8-10) 161 24.32% 21 3.17%
Mean (SD) 5.1 (2.7) 1.9 (2.3) Δ3.2 (62.8%)
MBP NRS
None (0-2) 150 22.09% 460 67.75% Total Sample: 67.90%
Mild (3-4) 209 30.78% 127 18.70% Pre ≥3 63.00%
Moderate (5-7) 204 30.04% 76 11.19%
Severe (8-10) 116 17.08% 16 2.36%
Mean (SD) 4.7 (2.5) 2.0 (2.1) Δ2.8 (58.6%)
LBP NRS
None (0-2) 124 14.90% 507 60.94% Total Sample: 61.20%
Mild (3-4) 199 23.92% 163 19.59% Pre ≥3 55.90%
Moderate (5-7) 283 34.01% 127 15.26%
Severe (8-10) 226 27.16% 35 4.21%
Mean (SD) 5.5 (2.6) 2.4 (2.3) Δ3.2 (57.0%)
NDI
None (0-9) 75 10.40% 305 42.36% Total Sample: 42.40%
Mild (10-29) 357 49.51% 316 43.89% Pre ≥10% 37.60%
Moderate (30-49) 200 27.74% 77 10.69%
Severe (≥50) 89 12.34% 22 3.06%
Mean (SD) 28.2 (16.7) 14.9 (13.5) Δ13.3 (47.1%)
Oswestry
None (0-9) 105 14.64% 315 43.93% Total Sample: 43.90%
Mild (10-29) 361 50.35% 309 43.10% Pre ≥10% 36.90%
Moderate (30-49) 174 24.27% 73 10.18%
Severe (≥50) 77 10.74% 20 2.79%
Mean (SD) 25.9 (17.1) 14.2 (13.8) Δ11.6 (45.0%)
Patient Satisfaction 1089 9.1(1.6)

NRS = 0 to 10 numeric rating scale.

* Post subclinical scores for the NDI and OBI are <10%; post subclinical scores for the NRS measures are <3. (Net = Follow-up - Baseline)