Table 1

Number of patients in each category and probability of getting a significant result

CategoryNumber (%) of menNumber (%) of womenProbability of achieving significant result (p=0.05) (%)
Acute myocardial infarction845 (66.6)423 (33.4)79
Ventricular failure499 (57.3)372 (42.7)91
Cardiac arrhythmia634 (64.3)352 (35.7)85
Pneumonia1711 (60.1)1136 (39.9)100
Chronic obstructive airways disease494 (52.1)454 (47.9)86
Asthma233 (32.2)490 (67.8)27
Self poisoning826 (51.2)786 (48.8)83
Primary brain injury767 (77.6)221 (22.4)30
Seizures326 (54.5)272 (45.5)66
Neurological bleed480 (55.6)383 (44.4)76