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Table 1 Demographics and clinical characteristics of patients

From: Determining the effective timing of an open arthrolysis for post-traumatic elbow stiffness: a retrospective cohort study

CharacteristicsERMRLRP value
No. of patients317824 
Male, n22 (71)49 (63)16 (67).715
Age, years36 ± 1237 ± 1139 ± 11.587
Body mass index, kg/m222.4 ± 3.423.4 ± 2.823.5 ± 3.1.244
Timing point, months9, 7–1015, 12–1726, 24–37<.001*
Dominant Limb, n16 (52)48 (62)14 (58).637
Initial injury, n   .856
 Singular fracture26 (84)62 (79)19 (79)
 Combined fractures5 (16)16 (21)5 (21)
Treatment history, n   .187
 Operative therapy25 (81)71 (91)19 (79)
 Conservative therapy6 (19)7 (9)5 (21)
Follow-up Time#, months21 ± 623 ± 722 ± 7.252
  1. ER early release group MR median release group, LR late release group
  2. Length of time from trauma to arthrolysis
  3. #Postoperative period after elbow release (the final postoperative follow-up in 2018, with the shortest and the longest follow-up periods at 12 months and 36 months, respectively)
  4. Categorical variables are presented as number (%)
  5. Continuous variables are presented as mean ± standard deviation, or median, interquartile range
  6. *P < .001