Table 4

Analysis of patients with IMRF with and without hospitalisation

	IMRF with hospitalisation N=207		IMRF without hospitalisation N=502
	n	Per cent	n	Per cent	p Value
Age on index date
Mean±SD	56.7±16.2		54.9±15.7		0.176
Gender					0.012*
Female	66	31.9	211	42.0
Male	141	68.1	291	58.0
Comorbidity
Diabetes	38	18.4	66	13.1	0.075
Hypertension	69	33.3	125	24.9	0.022*
Cardiovascular disease	25	12.1	33	6.6	0.015*
Asthma	12	5.8	18	3.6	0.184
COPD	17	8.2	26	5.2	0.124
Pneumonia	5	2.4	6	1.2	0.313

*p<0.05, **p<0.01.
COPD, chronic obstructive pulmonary disease; IMRF, isolated minor rib fractures.