Reference | n | Study type | Follow-up (years) | Age, mean (range), years | Operation duration, min | Analgesia duration, epidural/ IV, days | Mean blood loss, mL | Mean LOS, days | Outcome, >good/ excellent, % | Non-displacement complication/ self-resolving, % | Requiring reoperation, % | Bar displacement, % | Number of bars removed, % | Symptoms | Lung function | Cardiac function |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Esteves [[35]] a | 19 | R |  | 22.6 (20–27) | 96.5 | 3/-- |  | 6.1 |  | 0/-- |  |  | 21 |  |  |  |
Teh [[36]] | 19 | R | 2.4 (.3-5.9) | 19.5 (17–42) | 126 | 3/-- |  | 5.8 |  | 42/31 | 10.5 | 10.5 | 32 |  |  |  |
Cheng [[37]] b | 96 | P | 1.8 (0.4 - 3.0) | 24.5 (18–42) | 80 c |  | <10 | 7.2 | 92/73 | 3/1 | 2 | 2 | 7 |  |  |  |
Hebra [[38]] | 30 | R |  | 23 (18–32) |  | 3/-- |  | 6 | 86/50 | 20/4 |  | 6.7 |  |  |  |  |
Aronson [[39]] | 35 |  |  | 23 (18–47) | 65 c | (4–5)/-- |  | 7 c |  | 34/-- |  | 14.3 | 40 |  |  |  |
Schalamon [[40]] b | 43 | P | 1.9 (0.5 - 5) | 22 (18–39) | 70 |  |  | 9.3 | --/91 | 23/-- | 0 | 2.3 | 35 |  | Same |  |
Kim [[32]] | 12 | R | 3.4 | 27 (20–52) | 127.3 |  |  | 10 | 64/-- | 58/-- | 42 | 8.3 |  |  |  |  |
Coln [[41]] | 8 | R | 1.8 | (19–32) | 92 | 2.8/<5 |  | 4 |  | 100/50 | 0 | 25 | 50 | Better |  | Better |
Zganjer [42] | 128 | R | 3.6 | 13.8 (8–21) |  | --/4 | 35 | 10 | 95/73d | 41/20 | 4.7 | 4.7 | 42 | Better |  | Better |
Esteves [35]a | 26 | R | Â | 15.3 (5.0-19) | 90.3 | 3/-- | Â | 5.07 | Â | 4/-- | Â | Â | 12 | Â | Â | Â |
Nuri [43] | 12 | R | 3.6 (0.3 - 7) | 9 (4.0-21) | Â | Â | Â | Â | Â | Â | 0 | 33.3 | Â | Â | Â | Â |
Densmore [44] | 117 | R | 4 | 12.9 (8.0-18) | 118 | --/3.8 | <10 | 5.8 | Â | 21/-- | 16 | 12 | 100 | Â | Â | Â |
Mao [45] | 115 | R | Â | 7.9 (2.7-18) | 59.5 | --/5.1 | Â | 8.5 | 98/90 | 20/6 | 1.7 | 2.6 | 32 | Â | Â | Â |
Felts [46] | 25 | Â | 2.2 | 13.8 (5.0-18) | Â | 3/-- | Â | 7 | 96/-- | 20/-- | 4 | 4 | 52 | Â | Better | Â |
Lam [25] | 19 | R |  | 15.4 (13–18) | 72.1 | 3.7/-- |  | 4.5 |  |  |  |  |  |  |  |  |
Sigalet [47] | 26 | P | >2 | 13.2 | Â | Â | Â | 5 | Â | Â | 11.5 | 11.5 | Â | Better | Better | Same |
Kubiak [48] | 15 | Â | Â | 15.9 (10.7-18.1) | Â | Â | Â | Â | Â | 33/20 | 6.7 | 13.3 | Â | Â | Better | Better |
Kelly [24]a,b | 284 | P | 0.2 | 13.6 (8.0-21) | Â | Â | Â | Â | 97/90 | 98/47 | Â | 2.5 | Â | Â | Â | Â |
Coln [49]a | 123 | R | <2 | 13 (5.0-18) | Â | --/2.9 | Â | 3.1 | Â | 11/-- | Â | 0.8 | Â | Better | Â | Better |
Aronson [39] | 141 | Â | Â | 13 (5.0-17) | 65c | Â | Â | 7c | Â | 24/-- | 0.7 | 12.8 | 55 | Â | Â | Â |
Kim [32] | 39 | R | 3.4 | 8.9 (1.5-19) | 60.7 | Â | Â | 5.9 | 83/-- | 25/-- | 7.7 | 5.1 | Â | Â | Â | Â |
Bohosiewicz [50] | 66 | R | Â | 11.8 (1.0-19) | Â | Â | Â | Â | --/85 | 15/-- | 1.5 | Â | 36 | Â | Â | Â |
Watanabe [51] | 53 | R | Â | 9 (4.0-18) | 76 | --/4.3 | 4 | 8.9 | Â | 26/2 | 3.8 | 7.5 | Â | Â | Â | Â |
Ohno [33] | 23 | R | Â | 7.6 (3.0-19) | 143.5 | Â | 16.5 | 7.9 | --/78 | 13/-- | Â | 8.7 | Â | Â | Â | Â |
Inge [30] | 43 | R | 1.4 (0.6 - 2.8) | 11 (4–19) | 70 | 0/-- |  | 2.4 | 90/ | 14/-- | 4.7 | 4.7 |  |  |  |  |
Fonkalsrud [34] | 68 | R | Â | 12 (5.0-19) | 75 | 3/5 | 90 | 6.5 | Â | 13/-- | 10.2 | 8.8 | 26 | Â | Â | Â |
Molik [27] | 35 | R | Â | 9.5 (5.0-20) | 198 | 3/3.8 | Â | 4.8 | Â | 37/-- | 22.9 | 17.1 | Â | Â | Â | Â |
Miller [29] | 80 | R | Â | 9.4 (<21) | 53 | Â | 20 | 3.7 | 95/-- | 45/8 | 5 | 5 | 20 | Better | Â | Â |
Engum [52] | 20 | R | 1.2 (0.2-1.6) | 8.2 (5–15) |  |  |  | 4.9 |  | 40/35 | 15 | 20 |  |  |  |  |
Nuss [21] | 42 | R | 4.6 (1–9.2) | (<15) |  |  | 15 | 4.3 | 87/73d | 24/7 | 4.8 | 4.8 |  |  |  |  |