Firefighters and on-duty deaths from coronary heart disease: a case control study

Table 1 Characteristics of the CHD^† deaths: career versus volunteer firefighters.

	Volunteer Firefighters (n = 17) % (n)	Career Firefighters (n = 35) % (n)	P-value
Fire Department Medical Exam within 24 months of Incident	12 (2)	32 (11)	0.18*
Age ≥ 45 years old	76 (13)	86 (30)	0.45*
Age > 50 years old	53 (9)	51 (18)	0.92
Current Smoking	46 (6/13)	50 (15/30)	0.82
Hypertension	86 (12/14)	72 (23/32)	0.46*
Diabetes Mellitus	23 (3/13)	21 (6/29)	1.00*
Cholesterol ≥ 5.18 mmol/L (200 mg/dl)	83 (10/12)	91 (20/22)	0.60*
Prior Diagnosis of CHD or other evidence of arterial-occlusive disease	31 (5/16)	23 (8)	0.73*
Autopsy Verified CHD	53 (9)	77 (27)	0.076
LVH^‡ at Autopsy, if Left Ventricle described	88 (7/8)	71 (12/17)	0.62*

* Fisher's Exact Test. ^†Coronary heart disease; ^‡Left ventricular hypertrophy.

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