Table 2 Comparing variables in patients with posterior dynamic stabilization (PDS) and with posterior lumbar interbody fusion (PLIF)

Op time (min)^a

162.3 ± 41.4

167.3 ± 37.2

0.404

EBL (mL)^a

737.4 ± 307.2

881.1 ± 373.9

0.004

Transfusion (U/pt)^a

0.12 ± 0.79

0.09 ± 0.51

0.869

Length of stay (d)^a

18.9 ± 5.3

20.9 ± 6.9

0.033

Total charge (USD)^a

11654.5 ± 1889.3

12826.8 ± 2946.8

0.002

Complication, n (%)

2 (2.1)

4 (4.9)

0.416