Table 4

 Comparison of mean on-scene times with mean difference and p value for physician–paramedic partnership and conventional paramedic crew missions to road-traffic collisions, other trauma calls, medical emergencies, patient entrapments and non-entrapped patients with trauma

Mean on-scene times
PPP missions (min)CPC missions (min)Difference (min)p Value
CPC, conventional paramedic crew; OTC, other trauma calls; PPP, physician–paramedic partnership; RTC, road traffic collision.
RTC292810.862
OTC222200.923
Medical20.5243.50.326
Entrapment4356130.412
Non-entrapment20.523.530.186
Overall252500.796