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Table 1 Baseline characteristics of the study participants

From: Predictors for outcome in acute lateral epicondylitis

Socio-demographic characteristics   Total
   177
Age Years, mean ± SD 47.0 ± 9.7
Women   71 (40.1)
Marital status
Unmarried/ widow (er)   44 (24.9)
Married/ cohabiting   133 (75.1)
Education
No higher education (primary/ secondary school)   124 (70.1)
Higher education (college/ university)   52 (29.4)
Excercises regularly   86 (48.6)
Paid work   154 (87.0)
Manual labor   100 (56.5)
On paid sick-leave now?   51 (28.8)
Duration of complaints Weeks, mean ± SD 7.0 ± 3.1
Dominant elbow affected?   126 (71.2)
Pain every day last week?   170 (96.0)
Use of analgesics last week   55 (31.1)
Acute start?   94 (53.1)
Similar complaints earlier   41 (23.2)
Probable over-use usual activity?   110 (62.1)
Probable over-use unusual activity?   65 (36.7)
Patients preference for treatment: Physiotherapy   67 (37.9)
Patients preference for treatment: Wait and see   11 (6.2)
Patients preference for treatment: Injection   40 (22.6)
Patients preference for treatment: No preference   58 (32.8)
Pain score on VAS (0–100 mm) Mean ± SD 52.2 ± 20.4
Affected function on VAS Mean ± SD 53.4 ± 21.9
Overall complaints on VAS Mean ± SD 64.1 ± 19.2
Pain Free Grip Strength Ratio (affected/ unaffected arm) Mean ± SD 0.36 ± 0.27
Max Grip Strength Ratio (affected/ unaffected arm) Mean ± SD 0.73 ± 0.34
Pain Free Function Index Mean ± SD 5.8 ± 2.0
Pain-free isometric dorsiflexion of wrist
None   2 (1.1)
Some or distinct   175 (98.9)
Pain-free isometric extension of third finger
None   14 (7.9)
Some or distinct   162 (91.5)