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Table 2 Comparison of intraoperative blood loss, operative time, days of hospitalization, and clinical parameters

From: Association of complete uncinate process removal on 2-year assessment of radiologic outcomes: subsidence and sagittal balance in patients receiving one-level anterior cervical discectomy and fusion

  ACDF without UPR
(n = 24)
Median (Q1-Q3),(min-max) N(%)
ACDF with complete UPR
(n = 24)
Median (Q1-Q3),(min-max) N(%)
p-value
Intraoperative blood loss (ml) 60.00(52.50–80.00),(50.00–100.00) 77.50(57.50–90.00),(50.00–140.00) 0.175
Operation time (min) 100.00(90.00–120.00),(90.00–150.00) 120.00(100.00–130.00),(90.00–155.00) 0.086
Duration of hospitalization (day) 6.00(6.00–7.00),(5.00–9.00) 6.00(6.00–7.00),(5.00–9.00) 0.866
Arm VAS
Preoperation 9.00(8.00–9.00), (7.00–9.00) 8.50(8.00–9.00), (7.00–9.00) 0.116
Postoperation 4.00(3.00–5.00), (2.00–6.00) 3.00(2.00–3.50), (2.00–5.00) 0.003*
2 years follow-up 2.00(1.00–2.00), (1.00–3.00) 2.00(1.00–2.00),(1.00–3.00) 0.711
Neck VAS
Preoperation 9.00(8.00–9.00), (7.00–9.00) 9.00(8.00–9.00), (7.00–9.00) 0.817
Postoperation 2.00(1.00–5.00), (1.00–5.00) 2.00(2.00–3.50), (2.00–5.00) 0.657
2 years follow-up 1.00(1.00–2.00), (1.00–3.00) 1.00(1.00–1.00), (1.00–2.00) 0.281
NDI
Preoperation 38.00(37.00–41.50), (35.00–44.00) 40.50(37.50–42.00), (35.00–44.00) 0.464
Postoperation 24.00(21.00–25.00), (15.00–29.00) 22.00(19.00–25.00),(15.00–27.00) 0.514
2 years follow-up 14.00(13.50–16.50), (11.00–19.00) 13.50(11.00–15.00),(11.00–17.00) 0.069
Odom’s criteria
Excellent 9 9 0.999
Good 15 14
Fair 0 1
Poor 0 0
  1. VAS; Visual analog scale, NDI; Neck Disability Index
  2. *p < 0.05 comparing ACDF without UPR and ACDF with UPR