Logo of nihpaAbout Author manuscriptsSubmit a manuscriptHHS Public Access; Author Manuscript; Accepted for publication in peer reviewed journal;

Table 1

Return to:   Comparison of Spinal Manipulation Methods and Usual Medical Care for
Acute and Subacute Low Back Pain

Demographic and baseline clinical characteristics for research participants.

VariableOverall (N=107)Medical (n=35)Manual (n=37)Mechanical (n=35)
Mean (sd) or n(%)Mean (sd) or n(%)Mean (sd) or n(%)Mean (sd) or n(%)
Oswestry33.9 (9.2)33.9 (8.1)33.1 (9.6)34.6 (10.0)
Numeric Pain Rating5.7 (1.4)5.7 (1.3)5.5 (1.3)6.0 (1.4)
Fear Avoidance Beliefs (FABQ)32.9(16.8)33.0(17.8)32.7(15.3)33.0(18.6)
Age (yrs)41.1 (14.3)41.3 (11.6)41.4 (15.3)40.4 (15.9)
BMI (%)28.8 (6.8)27.4 (5.9)28.8 (7.7)30.3 (6.5)
Treatment Expectancy
     Manual41.9 (8.6)41.4 (7.8)41.7 (8.4)42.5 (9.8)
     Mechanical39.2 (10.1)38.1 (10.4)39.7 (9.3)39.7 (10.7)
     Medical31.8 (12.4)33.3 (13.0)31.3 (11.6)30.8 (12.8)
Gender
Female67 (62.6%)21 (60.0%)25 (67.6%)21 (60.0%)
Male40 (37.4%)14 (40.0%)12 (32.4%)14 (40.0%)
Race
White67 (62.6%)22 (62.9%)23 (62.2%)22 (62.9%)
Black /African-American29 (27.1%)11 (31.4%)9 (24.3%)9 (25.7%)
Asian4 (3.7%)2 (5.7%)2 (5.4%)0 (0.0%)
Other7 (6.5%)0 (0.0%)3 (8.1%)4 (11.4%)
Occupation
Homemaker/Student/Other49 (45.8%)11 (31.4%)17 (45.9%)21 (60.0%)
Employed58 (54.2%)24 (68.6%)20 (54.1%)14 (40.0%)
Smoking
No49 (45.8%)20 (57.1%)15 (40.5%)14 (40.0%)
Yes21 (19.6%)4 (11.4%)11 (29.7%)6 (17.1%)
Quit37 (34.6%)11 (31.4%)11 (29.7%)15 (42.9%)
General Health
Poor/Fair7 (6.6%)2 (5.7%)2 (5.6%)3 (8.6%)
Good/Very Good/ Excellent99 (93.4%)33 (94.3%)34 (94.4%)32 (91.4%)
Exercise
No39 (36.8%)11 (31.4%)15 (44.4%)12 (34.3%)
Yes67 (63.2%)24 (68.6%)20 (55.6%)23 (65.7%)
Prev. Chiropractic Treatment
No58 (54.7%)18 (51.4%)22 (61.1%)18 (51.4%)
Yes48 (45.3%)17 (48.6%)14 (38.9%)17 (48.6%)
Prev. Mechanical Treatment
No38 (79.2%)13 (76.5%)11 (78.6%)14 (82.4%)
Yes10 (20.8%)4 (23.5%)3 (21.4%)3 (17.6%)
Prev. Manual Treatment
No1 (2.1%)0 (0.0%)1 (7.1%)0 (0.0%)
Yes47 (97.9%)17 (100.0%)13 (92.9%)17 (100.0%)
No. of Co-morbidities
None64 (59.8%)24 (68.6%)21 (56.8%)19 (54.3%)
129 (27.1%)8 (22.9%)10 (27.0%)11 (31.4%)
> 114 (13.1%)3 (8.6%)6 (16.2%)5 (14.3%)