Kingsway Financial Services, a Chicago-based holding company with subsidiaries in several industries, has acquired New Jersey-based Digital Diagnostics Imaging (DDI) for $11 million. The transaction was funded with $5.4 million in cash and $5.6 million in debt financing. DDI offers around-the-clock cardiac monitoring telemetry services to nursing homes, long-term acute care hospitals and inpatient rehabilitation hospitals. Its remote technicians track electrocardiogram results around the clock, alerting the appropriate hospital employee within three minutes when any issues are identified. Healthcare providers can also watch live streams of a patient’s ECG or reach out to the company to acquire real-time data if necessary. DDI currently has contracts in 42 states.