Table 1

Unmatched demographic and operative data for inpatient and outpatient ACDF.

Inpatient ACDF (n = 257,398)Outpatient ACDF (n = 2,016)P value
Age (years) 5147.7<0.001
Female sex 52%47%<0.001
Caucasian race 63%75%<0.001
Medicaid as Primary Payer 0.06%0.01%<0.001
Hospital Length of Stay (days) 2.120.17<0.001
Number of Diagnoses 4.612.90<0.001
Number of Procedures Performed 3.853.960.001