Table 3.

Distribution characteristics of Network 5 facility means with actual versus random URR values (N = 189 facilities)a

CharacteristicsActual DataRandom Data
aURR is urea reduction ratio × 100.
Mean of facility URR values67.567.8
Standard deviation of facility mean URR values4.82.4
Range in facility mean URR values2717.3
Maximum facility mean URR value79.376.0
Minimum facility mean URR value52.358.7
Number of facilities (%) with mean URR ≤64%40 (21.2)9 (4.8)
Number of facilities (%) with mean URR ≥72%34 (17.9)10 (5.2)