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Table 2 Multivariate analyses of factors associated with a longer communication time

From: Factors affecting communication time in an emergency medical communication centers

Variables

Odds ratio [IC 95%]

P

Temporal variables

Week / week-end

 Week

1.00

 

 Weekend

1.08 [1.05-1.12]

< 0.001

Non-holiday/holiday

 Non-holiday

1.00

 

 Holiday

0.87 [0.81-0.93]

< 0.001

Day / Night

 Day

1.00

 

 Night

1.04 [1.01-1.08]

0.012

Contextual variables

Reasons

 Cardiological

1.00

 

 Others

0.93 [0.90-0.97]

< 0.001

 Medical other

0.86 [0.83-0.89]

< 0.001

 Trauma

0.69 [0.66-0.73]

< 0.001

 Respiratory

0.83 [0.77-0.89]

< 0.001

 Neurological

0.88 [0.79-0.99]

0.030

 Psychiatric

1.75 [1.56-1.96]

< 0.001

 Intoxication

0.78 [0.66-0.91]

0.002

 Deceased

0.63 [0.48-0.82]

< 0.001

Requests

 Physician

1.00

 

 Medical Advice

0.93 [0.91-0.96]

< 0.001

 Call for help

0.85 [0.81-0.89]

< 0.001

 Ambulance

1.08 [1.02-1.14]

0.005

 Other request

1.10 [0.82-1.48]

0.5

Intervention locations

 Home

1.00

 

 Workplace

1.26 [1.18-1.34]

< 0.001

 Public place

0.92 [0.86-0.98]

0.006

 Retirement home

0.75 [0.69-0.81]

< 0.001

 School

0.98 [0.89-1.08]

0.7

 Other

1.37 [1.10-1.69]

0.004

 Doctor’s office

0.76 [0.57-1.03]

0.073

Decision variables

EMCC Physician

 General Practitioner

1.00

0.020

 EMS Physician

0.71 [0.53-0.95]

 

Decision

 Rescue dispatch

1.00

 

 Advice

1.48 [1.43-1.52]

< 0.001

 General practitioner

1.08 [1.04-1.13]

< 0.001

Patients variables

Sex*

  

 Female

1.00

 

 Male

0.98

0.10

Age**

 [0 ; 18)

1.00

 

 [18 ; 38)

1.19 [1.14-1.24]

< 0.001

 [38 ; 66)

1.33 [1.28-1.39]

< 0.001

 [66 ; 109]

1.58 [1.52-1.65]

< 0.001