Table 3

Incidence and resource utilization rates adjusted for trends

Absolute risk reduction (per participant-year)Relative risk reductionNumber needed to treat
Hospitalizations (all-cause)0.29 (0.074 to 0.50)0.52 (0.14 to 0.89)3.4 (2.0 to 12.1)
Emergency department visits0.19 (0.0 to 0.39)0.40 (0.0 to 0.83)5.1 (1.9 to 30.7)
Outpatient visits (all departments)3.5 (2.4 to 4.6)0.26 (0.18 to 0.34)0.3 (0.2 to 0.4)
Lower extremity amputations0.16 (0.04 to 0.25)0.71 (0.22 to 0.96)6.4 (4.0 to 22.5)
All foot ulcers0.52 (0.22 to 0.78)0.46 (0.21 to 0.66)1.9 (1.3 to 4.6)
Moderate and severe DFU (>UT-1A)0.23 (0.12 to 0.30)0.91 (0.56 to 0.99)4.4 (3.4 to 8.3)
  • Parenthesized values represent 95% CI.

  • DFU, diabetic foot ulcer.