Exhibit 2.5 Circulatory Conditions Number of Discharges, Percent Distribution, and Rank for the Most Frequent Principal Diagnoses of Circulatory Conditions by Gender, 2005
Principal Diagnosis CCS Condition Category and Name Total* Male Female
Discharges in Thousands Standard Errors in Thousands Rank Discharges in Thousands Standard Errors in Thousands Rank for Males Percent Male Discharges in Thousands Standard Errors in Thousands Rank for Females Percent Female
All circulatory disease discharges 6,626.6 183.568   3,386.1 100.798   51.1 3,235.0 84.997   48.8
101 Coronary atherosclerosis (coronary artery disease) 1,109.6 49.551 1 691.0 33.193 1 62.3 418.4 16.940 3 37.7
108 Congestive heart failure, nonhypertensive 1,090.2 25.445 2 524.4 12.908 2 48.1 565.6 13.092 1 51.9
100 Acute myocardial infarction (heart attack) 662.3 23.745 5 392.4 15.148 3 59.2 269.8 8.891 6 40.7
102 Non-specific chest pain 824.7 32.264 3 364.6 14.078 4 44.2 458.6 18.327 2 55.6
106 Cardiac dysrhythmias (irregular heart beat) 696.6 19.444 4 340.7 10.416 5 48.9 354.9 9.345 4 50.9
109 Acute cerebrovascular disease (stroke) 526.1 13.393 6 243.2 6.369 6 46.2 282.6 7.176 5 53.7
99 Hypertension with complications and secondary hypertension (high blood pressure with complications) 215.0 7.113 7 99.5 3.403 7 46.3 115.4 3.828 7 53.6
114 Peripheral and visceral atherosclerosis (hardening of arteries other than heart) 182.5 6.752 9 83.4 3.464 8 45.7 99.1 3.444 9 54.3
110 Occlusion or stenosis of precerebral arteries (blockage of arteries before brain) 141.1 6.078 12 79.9 3.491 9 56.6 61.1 2.685 13 43.3
112 Transient cerebral ischemia (mini-stroke) 182.6 5.797 8 73.7 2.361 10 40.3 108.8 3.544 8 59.6
118 Phlebitis, thrombophlebitis, and thromboembolism (inflammation and blood clots in the veins) 160.5 4.133 10 72.4 1.971 11 45.1 87.9 2.299 10 54.8
117 Other circulatory disease (other blood vessel disease) 133.4 3.832 13 63.2 1.802 12 47.4 69.9 2.140 12 52.4
103 Pulmonary heart disease (heart disease due to lung disorders) 144.5 4.217 11 62.3 1.880 13 43.1 82.1 2.434 11 56.8
115 Aortic, peripheral, and visceral artery aneurysms (ballooning or rupture of an artery) 81.4 3.917 16 58.4 2.861 14 71.8 22.8 1.130 18 28.1
97 Peri-, endo-, and myocarditis, cardiomyopathy (disorders of heart muscle and surrounding tissue, except that caused by tuberculosis or sexually transmitted disease) 82.6 2.773 15 47.9 1.634 15 58.0 34.6 1.210 16 41.8
96 Heart valve disorders 89.9 5.963 14 47.8 3.428 16 53.1 42.1 2.579 15 46.8
105 Conduction disorders (disturbance of electrical activity of heart) 69.2 2.707 18 38.3 1.632 17 55.3 30.8 1.157 17 44.5
98 Essential hypertension (high blood pressure) 73.7 2.961 17 27.3 1.184 18 37.0 46.3 1.888 14 62.8
116 Aortic and peripheral arterial embolism or thrombosis (arterial blood clots) 34.0 1.307 19 17.0 0.711 19 49.9 17.0 0.667 20 50.0
120 Hemorrhoids 32.9 1.154 20 15.8 0.568 20 48.0 17.0 0.669 19 51.7
121 Other diseases of veins and lymphatics (lymph system) 25.5 0.777 21 12.2 0.396 21 48.1 13.2 0.477 22 51.7
107 Cardiac arrest and ventricular fibrillation (uncoordinated contraction of heart) 15.5 0.517 24 9.0 0.340 22 58.2 6.5 0.242 24 41.7
113 Late effects of cerebrovascular disease (late effects of stroke) 19.6 0.932 23 8.9 0.434 23 45.5 10.7 0.561 23 54.4
111 Other and ill-defined cerebrovascular disease (other blockage of brain blood supply) 22.9 1.649 22 8.0 0.512 24 35.0 14.7 1.159 21 64.3
104 Other and ill-defined heart disease 4.4 0.280 26 2.3 0.174 25 52.3 2.1 0.147 26 47.6
119 Varicose veins of lower extremity (varicose veins in leg) 5.6 0.329 25 2.3 0.172 26 41.1 3.2 0.192 25 58.0
Source: AHRQ, Center for Delivery, Organization, and Markets, Healthcare Cost and Utilization Project, Nationwide Inpatient Sample, 2005.
* Includes a small number of discharges (less than 5,500 or 0.1 percent) with missing gender.

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