Table 3

Patient outcome measures with a signal of improvement on risk-adjusted CUSUM charts

PreinterventionPostinterventionVLAD*Adjusted OR (95% CI)P value
Number of patients319141
No symptoms 90 days (%)105 (32.9)54 (38.3)21.27 (0.84 to 1.91)0.263
‘Worst’ outcome 90 days (%)†33 (12.2)5 (3.5)-83.75 (1.22 to 11.53)0.021
Mortality 90 days (%)29 (9.1)5 (3.5)-63.09 (1.00 to 9.51)0.049

  • *Indicating estimated excess number of patients in an outcome category compared with baseline performance.

  • †mRS 5–6.

  • CUSUM, cumulative sum; VLAD, variable life adjusted display;mRS, modified Rankin scale.