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Table 3 Comparison of clinical outcomes and functional score of scaphoid nonunion treated with arthroscopic surgery and open surgery

From: Wrist function recovery course in patients with scaphoid nonunion treated with combined volar bone grafting and a dorsal antegrade headless screw

  No. Union time (weeks) Union rates Cast after surgery (weeks) Follow-up time (months) Motion arcs to non-operative side Strength to non-operative side Mayo Wrist score (excellent and good) DASH score
Arthroscope
 Kim JP [26] 28 11 86% 4-6 24 Unchanged 89% 44 to 13 23
 Kang [27] 33 NDa 97% 6 24 100 to 109° (opc) 35 to 50 kg (op c) 56 to 89 4
 Delgado [28] 13 7 93% 2 17.3 153.6 to 166.1° (opc) NDa NDa 8
 Lee [29] 27 10 96.3% 10 18 90.1% 89.6% 18/27 (67%) NDa
 Liu [30] 25 12 100% 6.6 21 94.2% NDa 95.2 (post-operative) NDa
 Oh-A* [25] 28 NDa 96.4% 2 24 99.8 to 108° (opc) 81.4% 25/28 (89%) 5.6
Open
 Oh-O# [25] 34 NDa 97.1% 2 24 97.5 to 103.2° (opc) 86.1% 28/34 (82%) 6.8
 Mani [31] 45 13.15 93% 6 12 80% 101% 40/45 (89%) NDa
 Dustmann [32] 52 NDa 84.6% 12 8.6 91% 93% 91.2 (post-operative) 9.2
 Han [33] 30 12.5 89% 6 37.5 86% 88% 28/30 (93%) ND1
 Kim JK [34] 35 12.9 97% 6-8 12 NSDb 87% NDa 9.5
 Kim J [35] 24 12 92% 6 24 56% 32 to 38 kg (opc) 52 to 70 NDa
  1. A* arthroscopy cancellous bone graft; O# open volar cancellous bone graft; NDa no data; NSDb no significant difference; opc operative