Table 1.

Open surgery for correcting femoral fractures in a tertiary-level hospital: patients’ characteristics and surgical characteristics (July 2007–July 2009).

Variable	Frequency	%	Mean	Median	Minimum	Maximum	SD
Sex
Female	208	48.1
Male	224	51.9
Age (years)			57	66	4	102	27.3
Age (years)
<20	55	12.7
20–39	80	18.5
40–59	55	12.7
60–79	122	28.2
≥80	120	27.8
Length of hospital stay (days)			14	8	1	139	19.4
Length of hospital stay before surgery (days)			8	5	0	234	14.1
Length of hospital stay before surgery (days)
Up to 4	185	42.8
More than 4	247	57.2
Duration of surgery (h)			1:50	1:40	0:10	8:20	1:01
Duration of surgery (min)
Up to 138	320	74.1
More than 138	112	25.9
ASA – American Society of Anesthesiology (score)
I	174	42.8
II	156	38.3
III	70	17.2
IV	7	1.7
Type of surgery
Elective	373	86.3
Emergency	59	13.7
Time of day of the surgery
Morning	216	50
Afternoon	195	45.1
Night	21	4.9
Type of osteosynthesis
Plate	224	52.2
Nail	105	24.5
Screw	51	11.9
Other	27	6.3
Cement	22	5.1

SD, standard deviation.