Complex sentence: Life in the E.R. in that it doesn't show surgeries and hospital discharges, but rather focuses on the importance of a paramedic's immediate care and social skills in dealing with a variety of (often resistant and combative) people.
Split into simpler sentences: Life in the E.R. in that it did not show surgeries and hospital discharges. Instead, it focused on the importance of a paramedic's immediate care and social skills in dealing with a variety of (often resistant and combative) people.