Table 1: Results summary table for the three included studies.
Author | Study type | Level of evidence | Journal, year | Cases n at base line | Controls n at base line | Age. Cases/control (y) | Follow-up n cases (women%)/n controls (women%) | Control treatment | Outcome |
Stenhouse | Prospective randomized control study | 1b | Skeletal Radiol, 2013 | 15 | 13 | 53.2 ± 9.87/47.6 ± 6.12 | 15 (46.6)/13 (61.5) | Dry needling | VAS baseline, 2 months and 6 months. Dry needling: 6.87, 6.03, 4.5. ACP: 8.07, 5.88, 4.15 |
McShane | Prospective cohort study | 2b | J Ultrasound Med, 2008 | 52 | 0 | 49 (range 36-61) | 52 (59.6) | None | Perception of overall treatment: Excellent 57.7%, good 34.6%, fair 1.9%, poor 5.8% |
Housner | Prospective cohort study | 2b | J Ultrasound Med, 2009 | 13 | 0 | 38.5 (range 18-52) | - | None | VAS base line and 4 and 12 weeks were 5.8 ± 0.6, 2.4 ± 0.7, and 2.2 ± 0.7 |