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Table 1 Epidemiological data and presentation characteristics of NSTEMI patients by gender

From: Gender differences in patients presenting with non-ST segment elevation myocardial infarction in the STAR registry

  Male
N = 598 (78.48%)
Female
N = 164 (21.52%)
Total
N = 762
P value
Variable#  
Age 56.68 ± 13.30 64.52 ± 12.56 58.37 ± 13.53 <. 001
Saudi 322 (53.85%) 137 (83.54%) 459 (60.24%) <. 001
Ethnicity     <. 001
 Arab 427 (71.40%) 155 (94.51%) 582 (76.38%)  
 South Asian 152 (25.42%) 8 (4.88%) 160 (21.00%)  
 Others 19 (3.18%) 1 (0.61%) 20 (2.62%)  
BMI 28.58 ± 5.33 30.58 ± 6.23 29.01 ± 5.59 <. 001
History of angina 202 (33.78%) 68 (41.46%) 270 (35.43%) 0.068
History of MI 139 (23.24%) 36 (21.95%) 175 (22.97%) 0.727
History MI angina 241 (40.30%) 74 (45.12%) 315 (41.34%) 0.267
History of PCI 109 (18.23%) 30 (18.29%) 139 (18.24%) 0.985
History of CABG 32 (5.35%) 8 (4.88%) 40 (5.25%) 0.810
History of heart failure 54 (9.03%) 25 (15.24%) 79 (10.37%) 0.021
History of stroke 30 (5.02%) 11 (6.71%) 41 (5.38%) 0.395
History of chronic renal failure 49 (8.19%) 24 (14.63%) 73 (9.58%) 0.013
DM 334 (55.85%) 132 (80.49%) 466 (61.15%) <. 001
HTN 355 (59.36%) 140 (85.37%) 495 (64.96%) <. 001
Hypercholesterolemia 245 (40.97%) 79 (48.17%) 324 (42.52%) 0.098
Current/ex-smoking 343 (57.36%) 8 (4.88%) 351 (46.06%) <. 001
Chief complaint     0.002
 Chest pain 507 (84.78%) 117 (71.34%) 624 (81.89%)  
 SOB/fatigue 58 (9.70%) 33 (20.12%) 91 (11.94%)  
 Epigastric/shoulder/back/neck pain 21 (3.51%) 10 (6.10%) 31 (4.07%)  
 Cardiac arrest 2 (0.33%) 1 (0.61%) 3 (0.39%)  
 Others 10 (1.67%) 3 (1.83%) 13 (1.71%)  
First medical contact 163 (27.26%) 27 (16.46%) 190 (24.93%) 0.005
Visited emergency department 142 (87.12%) 25 (92.59%) 167 (87.89%) 0.419
Clinic doctor 27 (16.56%) 4 (14.81%) 31 (16.32%) 0.820
Visited a pharmacy 3 (1.84%) 1 (3.70%) 4 (2.11%) 0.532
Transferred by Saudi Red Crescent 15 (2.51%) 7 (4.27%) 22 (2.89%) 0.233
HR (bpm) upon arrival 84.01 ± 19.36 91.64 ± 18.94 85.65 ± 19.51 <. 001
SBP (mm Hg) upon arrival 135.8 ± 25.56 144.3 ± 30.82 137.6 ± 26.99 <.001
HR > 100 bpm 93 (15.55%) 42 (25.61%) 135 (17.72%) 0.003
SBP < 90 mm Hg 8 (1.34%) 3 (1.83%) 11 (1.44%) 0.640
Cardiac arrest upon arrival     
 Cardiac arrest upon arrival 7 (1.17%) 1 (0.61%) 8 (1.05%) 0.532
CHF Killip class     
 Class I 507 (84.78%) 109 (66.46%) 616 (80.84%) < .001
 Class II/III 84 (14.05%) 53 (32.32%) 137 (17.98%)  
 IV 7 (1.17%) 2 (1.22%) 9 (1.18%)  
Echo options     
 Normal LV systolic function (EF > 50%) 237 (43.33%) 53 (35.33%) 290 (41.61%) 0.025
 Mild LV systolic dysfunction (EF 40-50%) 164 (29.98%) 52 (34.67%) 216 (30.99%)  
 Moderate LV systolic dysfunction (EF 30-40%) 88 (16.09%) 36 (24.00%) 124 (17.79%)  
 Severe LV systolic dysfunction (EF < 30%) 58 (10.60%) 9 (6.00%) 67 (9.61%)  
ECG done/transferred     
 ECG done/transferred 340 (56.86%) 68 (41.46%) 408 (53.54%) < .001
Arterial access     
 Femoral 124 (46.62%) 28 (59.57%) 152 (48.56%) 0.101
 Radial 142 (53.38%) 19 (40.43%) 161 (51.44%)