The role of the medial buttress plate in the treatment of Pauwels type II and III femoral neck fracture in nonelderly patients: a retrospective study and preliminary results

Table 1 Baseline characteristics of patients. Comparison between groups (mean ± standard deviation)

	MCS	CMBP	X²/t	P-value
Gender			0.063	0.801
Male	35	17
Female	12	5
Age (years)	40.28 ± 12.64	43.86 ± 12.55	−1.101	0.275
BMI	24.31 ± 2.90	24.53 ± 2.06	−0.319	0.751
Fractured limb			0.665	0.415
Left	22	8
Right	25	14
Mechanism of injuries			0.585	0.746
Traffic accident	33	14
Fall	9	6
Sport injury	5	2
Garden classification			0.104	0.747
Type III	28	14
Type IV	19	8
Pauwels classification			19.127	P < 0.001
Type I	11	0
Type II	29	8
Type III	7	14
ASA classification			0.153	0.696
Grade 1	32	16
Grade 2	15	6
Interval from injury to operation (d)	4.8 ± 1.6	4.9 ± 1.8	−0.176	0.861
Operative time (min)	52.17 ± 11.57	92.41 ± 17.87	−11.239	P < 0.001
Intraoperative blood loss (ml)	51.81 ± 19.21	265.23 ± 53.15	−24.408	P < 0.001

MCS multiple cannulated screws group, CMBP combined with medial buttress plate group, BMI body mass index, ASA American Society of Anesthesiologists

ISSN: 1471-2474