Table 1

Baseline characteristics of participants according to treatment group. Values are numbers (percentages) of participants where not otherwise indicated

Physiotherapy (n=103)Injection (n=104)
*IQR, interquartile range; †subjects not achieving maximum (180°) active abduction;
‡subjects with restriction of greater than 50% compared with non-involved arm.
Data were not available for all cases for some characteristics.
Demography
    Age in years (mean (SD))57.5 (13)57.6 (14)
    Sex (male)53 (51)44 (42)
    Social class (manual)60 (58)53 (51)
Pain and function (shoulder)
    Shoulder pain today96 (93)99 (95)
    Severity of pain in day (median (IQR*))5 (4–7)5 (4–6)
    Impairment of function (median (IQR*))4 (2–6)3.5 (2–5)
    Main complaint (median (IQR*))52 (38–77)54 (43–74)
    Duration of pain/stiffness in days (median (IQR*))51 (21–120)58 (28–128)
    Sudden onset or injury41 (43)48 (51)
    Ever had neck problems59 (58)57 (57)
Work
    Employed49 (48)48 (46)
    Time off work10 (12)6 (8)
General health
    EuroQol (median (IQR*))0.66 (0.26–0.76)0.69 (0.52–0.76)
    Longstanding medical condition61 (59)59 (57)
    Taken pain killers in past 48 hours73 (71)73 (70)
Movement (in affected shoulder)
    Restriction in active abduction†78 (76)76 (73)
    Restriction in active external rotation‡22 (21)9 (9)
    Restriction in passive external rotation‡14 (14)7 (7)
    Painful arc of abduction (yes)94 (91)103 (99)
    Neck restrictions (severe)28 (27)28 (27)
Disability
    Dressing93 (93)90 (92)
    Washing32 (31)25 (25)
    Sleeping92 (92)98 (96)
    Household72 (71)71 (68)
    Carrying/reaching95 (94)95 (92)
    Disability score (mean (SD))10.9 (4.4)11.0 (4.7)