Official Journal of the Italian Society of Orthopaedics and Traumatology
Table 1 Comparison of demographic and clinical data between patients operated with FA (n = 101) and CTNav (n = 91) technique
|  | FA group (n = 101) | CTNav group (n = 91) | p |
|---|---|---|---|
Sex (M:F) | 56:45 | 47:44 | 0.664 |
Age (years) | 61 (23–75) | 61 (37–75) | 0.811 |
BMI (kg/m2) | 27.0 (17.6–36.4) | 26.9 (17.7–42.1) | 0.745 |
Smoking (yes:no) | 45:56 | 33:58 | 0.303 |
Previous spinal surgery (%) | 14 (13.9) | 21 (23.1) | 0.134 |
Length of hospital stay (days) | 2 (2–6) | 2 (2–5) | 0.184 |
Length of follow-up (days) | 483 (321–791) | 253 (182–588) |  < 0.010 |