Table 1

Results of univariate analysis

VariableFactor levelRaw oddsOR95% Lower95% Upper
SexMale0.5590.5520.566
Female1.2241.2021.245
Transport*Private transport0.3350.3280.342
Police0.910.8320.995
Walking0.9120.8880.936
Other3.9423.4414.516
Unknown25.03820.69530.291
Ambulance6.2126.0496.381
TimeWeekend0.4510.440.463
Office hours1.3641.3251.404
Evening and night-time1.4931.4511.536
Referral source*Self presentation0.4250.4210.43
Other department3.4743.2783.683
GP referral5.6635.535.799
Triage category*Less acute than category 30.1240.1220.127
Category 37.1726.9937.354
Category 3+17.34216.52518.2
Category 221.80821.09422.547
Category 1137.908121.815156.127
Age*Teens0.1880.180.197
20s1.2771.2141.343
30s1.8771.7831.976
40s2.6312.5022.766
50s3.5673.393.753
60s5.9695.6666.288
70s9.9359.42710.471
80s14.59913.79815.446
90s or older17.72216.22319.359
NEWS*NEWS 00.3920.3880.396
NEWS 12.4062.3592.454
NEWS 23.3193.2323.408
NEWS 34.6394.4834.801
NEWS 46.6696.3497.005
NEWS 59.8679.17610.61
NEWS 612.01910.88113.276
NEWS 716.95614.53619.78
NEWS 820.88816.67226.168
NEWS 968.48239.376119.104
NEWS 10 or more59.69231.701112.395
Lives aloneNo0.5351.8220.157
Yes1.3340.7592.345
Previous admissions*No recent admissions0.4430.4380.449
Attended but not admitted0.950.9290.971
Admitted within 1 day7.0076.4977.556
Admitted within 1 week4.4344.1144.779
Admitted within 1 month6.7256.3987.068
Admitted within 6 months5.094.9255.261
Admitted within 1 year3.4533.3033.609
  • *Indicates variable meets criteria for entry into multiple regression.

  • Clinically significant results are in bold.

  • GP, general practitioner; NEWS, National Early Warning Score.