Give the calculation formula for the following KPIs :
Escalation priority compliance: Percentage of escalated issues handled within the target priority times. Higher is better.

Root cause analysis effectiveness: Percentage of escalated issues where a proper root cause analysis was done. Higher is better.

Resolution communication: Percentage of escalated issues where the resolution details were properly communicated to the customer. Higher is better.

Customer feedback on escalations: Customer satisfaction scores specifically for escalation handling. Higher is better.

Escalation training effectiveness: Metrics to track how well engineers are trained to handle escalations. Could include test scores, feedback etc. Higher is better.

Escalation risk management: Metrics to track how well escalation risks are assessed and managed. Could include risk assessments done, risk mitigations implemented etc. Higher is better.

Continuous improvement: Metrics to track initiatives taken to continuously improve escalation management processes. Could include process reviews done, new tools/systems implemented, lessons learned shared etc. Higher is better.