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Table 1 Patient demographics between groups

From: Dyslipidaemia for patients with low-energy femoral neck fractures after the treatment of cancellous screws: a retrospective study with a 3-year minimum follow-up

Variable AVNFH (n = 135) Control (n = 142) P - value
Age (years) 70.6 ± 11.71 68.4 ± 10.39 0.11*a
Sex (M:F) 63:72 68:74 0.84*b
ASA scale, No.    0.99*c
 I 26 29  
 II 37 41  
 III 53 48  
 IV 19 24  
 V 0 0  
Laterality (L/R) 84/51 88/54 0.97*b
BMI (kg/m2) 24.6 ± 1.60 24.3 ± 1.74 0.14*a
BMD 2.0 ± 0.41 2.1 ± 0.54 0.11*a
Garden classification (No.) 84   0.97*c
 I 17 20  
 II 31 37  
 III 44 45  
 IV 43 40  
  1. *Not statistically significant. aAnalysed using an Independent-Samples t-test; bAnalysed using the Chi-square test; cAnalysed using the Mann-Whitney test. AVNFH Avascular necrosis of the femoral head, ASA American Society of Anesthesiologists, BMI Body mass index, BMD Bone mineral density