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Table 2 Associations between guideline adherence and patient age, sex and diagnosis of AMI (univariate analyses)

From: Guideline adherence among prehospital emergency nurses when caring for patients with chest pain: a prospective cohort study

  All (%) Age (%) P-value Odds ratio confidence interval 95% Sex (%) P-value Odds ratio confidence interval 95% Acute myocardial infarction (%) P-value Odds ratio confidence interval 95%
 ≤ 73  > 73 Women Men Yes No
Complete vital signs registered 1950 (93) 970 (92) 980 (94) 0.031 1.04–2.07 988 (94) 962 (93) 0.336 0.60–1.19 231 (91) 1719 (94) 0.127 0.44–1.11
ECG registered 2011 (96) 1008 (96) 1003 (97) 0.241 0.84–2.05 1024 (97) 987 (95) 0.015 0.36–0.90 249 (98) 1762 (96) 0.101 0.86–5.36
Medical treatment              
Oxygena 54 (90) 8 (89) 46 (90) 0.904 0.12–11.18 26 (93) 28 (88) 0.495 0.09–3.19 10 (77) 44 (94) 0.095 0.04–1.30
Acetylsalicylic acid 587 (28) 311 (39) 276 (27) 0.138 0.715–1.05 253 (24) 334 (32)  < 0.001 1.24–1.82 127 (50) 460 (25)  < 0.001 2.29–3.92
Sublingual glyceryl trinitrateb 659 (53) 354 (53) 305 (54) 0.708 0.83–1.31 323 (52) 336 (55) 0.355 0.89–1.39 95 (59) 564 (53) 0.105 0.94–1.85
Oxycodoneb 484 (39) 255 (38) 229 (41) 0.387 0.88–1.39 212 (34) 272 (44)  < 0.001 1.22–1.93 87 (54) 397 (37)  < 0.001 1.45–2.84
Ondansetronc 177 (33) 101 (31) 76 (36) 0.246 0.86–1.79 95 (31) 82 (35) 0.358 0.83–1.70 33 (52) 144 (30) 0.001 1.50–4.33
  1. Univariate logistic regression analyses. Analyses on treatment with oxygen, sublingual glyceral trinitrate, oxycodone and odansetron excuted on subgroups based on signs and symptoms as stated below
  2. ECG = Electrocardiogram
  3. a if oxygen satuartion < 90% (60 patients)
  4. b if patient rated pain according to NRS > 3 (1234 patients)
  5. c if patient reported nausea (540 patients)