Table 1 Descriptive data on subjects
From: Reliability of diagnostic ultrasound in measuring the multifidus muscle
Subjects, total. | |||||||||
|---|---|---|---|---|---|---|---|---|---|
Total (N) | Male (N) | Female (N) | Mean age (Yrs.) | Age range (Yrs.) | SD (Yrs.) | LBP (N) | Neck/Midback pain (N) | Extremity pain (N) | Pain free (N) |
120 | 64 | 56 | 38 | 20-69 | ±12 | 88 | 23 | 4 | 5 |
Study objective 1 | |||||||||
30 | 18 | 12 | 38 | 20-69 | ±13 | 25 | 5 | 0 | 0 |
Study objective 2 | |||||||||
30 | 14 | 16 | 37 | 20-65 | ±12 | 20 | 5 | 1 | 4 |
Study objective 3 | |||||||||
30 | 15 | 15 | 38 | 20-59 | ±11 | 23 | 7 | 0 | 0 |
Study objective 4 | |||||||||
30 | 17 | 13 | 40 | 20-68 | ±11 | 20 | 6 | 3 | 1 |