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Page 6 of 14 Choi et al. Mini-invasive Surg 2021;5:43 https://dx.doi.org/10.20517/2574-1225.2021.73

Table 1. Patient information

Screw Overall Segmental
Age Operative BPS OR time LOS accuracy LL LL Pre VAS Postop VAS
(years) BMI Pathology Comment
/Sex levels* technique (min) (days) NB A B U D Pre F/U Pre F/U (back/leg) (back/leg)
M L M L
b
1 64/F 40.2 SL L4/5 Fluoro 135 5 4 44 50 19 22 6/6
2 71/F 38.3 SL, DDD L3-S1 Fluoro 272 9 8 39 54 31 40 7/9 3/4
3 60/F 37.5 DDD L4/5 Fluoro 100 8 4 29 44 16 20 8/8 2/2
4 84/M 26.7 DDD L3-L5 Fluoro 172 6 6 50 47 32 32 6/6 4/0 L5 fracture, recurrent
symptoms, reoperation
5 65/F 28.5 SL L4/5 Fluoro 152 3 4 52 55 20 20 8/8 4/4

6 85/M 25.8 SL, ST L4/5 Fluoro 120 5 4 46 57 21 23 5/5 0/0
7 76/M 35.2 SL L5/S1 Nav 164 5 4 55 59 20 24 8/8 6/6 Partial cage protrusion
8 73/F 25.0 SL, DDD, L3-L5 Fluoro 129 5 6 52 55 31 33 6/6 5/5 Transient neuralgia
ST
9 76/M 29.4 SL L4/5 Fluoro 134 7 4 43 40 -8 5 -/5 -/0 Delirium, pneumonia

10 87/F 33.7 DDD L4-S1 Nav 115 6 6 40 47 13 17 7/7 5/5 Persistent symptoms, R/O of
cage
b
11 77/M 22.0 SL, DDD L5/S1 Fluoro 130 6 4 40 57 11 25 6/6 Transient neuralgia
12 61/M 30.0 DDD, SC L4/5 Fluoro 154 3 4 45 50 16 18 8/8 3/1 Transient neuralgia

13 72/F 25.1 SL L4/5 R 158 6 4 56 56 20 20 -/8 -/4 Persistent symptoms,
microdiscectomy (L4/5), new
onset AF
14 79/F 33.1 SL, DDD, L5/S1 R 172 3 4 56 56 25 29 8/8 2/2 Transient neuralgia
SC
15 62/M 33.3 DDD L3-S1 R 320 5 8 30 46 30 38 6/6 6/3
16 60/M 38.0 SC L2/3 Fluoro 135 3 4 28 40 6 6 8/8 2/2
17 66/M 30.1 SL L4/5 R 95 4 4 59 59 25 36 8/8 0/0
18 72/M 29.9 DDD L3/4 R 101 4 4 50 50 9 11 6/6 0/0

19 79/M 31.8 DDD L3-L5 R 195 6 6 22 25 14 14 7/7 4/4
20 69/F 40.0 DDD L4-S1 R 297 6 4 1 1 35 45 25 36 8/8 5/5 Transient neuralgia - left leg
21 70/M 22.2 ST L3/4 Fluoro 80 4 4 46 46 12 14 8/8 2/2
22 72/M 28.7 DDD L5/S1 Fluoro 175 3 4 47 60 13 34 6/6 0/0
23 76/F 30.2 DDD L2/3 R 135 9 4 22 25 1 2 10/10 1/1 New onset of back pain,
microdiscectomy (L4/5,
L5/S1)
24 61/F 34.9 SL L4/5 R 130 6 4 60 67 24 32 6/6 1/1