Table 2 Baseline data according to LCR in elderly patients with displaced femoral neck facture undergoing hemiarthroplasty

Age (median, years)

 ≤ 80, n (%)

204 (56.0)

76 (37.3)

128 (62.7)

 > 80, n (%)

160 (44.0)

77 (48.1)

83 (51.9)

Gender

 Female, n (%)

250 (68.7)

97 (38.8)

153 (61.2)

 Male, n (%)

114 (31.3)

56 (49.1)

58 (50.9)

Affected side

 Left, n (%)

185 (50.8)

84 (45.4)

101 (54.6)

 Right, n (%)

179 (49.2)

69 (38.5)

110 (61.5)

Tobacco consumption

 Yes, n (%)

15 (4.1)

7 (46.7)

8 (53.3)

 No, n (%)

349 (95.9)

146 (41.8)

203 (58.2)

Alcohol consumption

 Yes, n (%)

9 (2.5)

4 (44.4)

5 (55.6)

 No, n (%)

355 (97.5)

149 (42.0)

206 (58.0)

Anemia

 Yes, n (%)

115 (31.6)

57 (49.6)

58 (50.4)

 No, n (%)

249 (68.4)

96 (38.6)

153 (61.4)

Hypoalbuminemia

 Yes, n (%)

130 (35.7)

71 (54.6)

59 (45.4)

 No, n (%)

234 (64.3)

82 (35.0)

152 (65.0)

AAC

 AAC = 1–3, n (%)

158 (43.4)

38 (24.1)

120 (75.9)

 AAC = 4–5, n (%)

132 (36.3)

66 (50.0)

66 (50.0)

 AAC ≥ 6, n (%)

74 (20.3)

49 (66.2)

25 (33.8)

Type of anesthesia

 General, n (%)

205 (56.3)

83 (40.5)

122 (59.5)

 Spinal/epidural, n (%)

159 (43.7)

70 (44.0)

89 (56.0)

ASA class, n (%)

 I–II, n (%)

190 (52.2)

81 (42.6)

109 (57.4)

 III–IV, n (%)

174 (47.8)

72 (41.4)

102 (58.6)

Prosthesis type

 Cement, n (%)

212 (58.2)

87 (41.0)

125 (59.0)

 Cementless, n (%)

152 (41.8)

66 (43.4)

86 (56.6)

 Lymphocyte count (× 109/L)

1.16 (0.87–1.50)

0.98 (0.74–1.39)

1.18 (0.90–1.54)

 CRP (mg/L)

28.23 (13.70–53.33)

49.72 (25.20–78.20)

25.46 (12.56–49.56)

 LCR

44,304 (17,705–94,951)

18,597 (10,170–30,556)

48,764 (21,438–105,664)

1-year mortality

 Yes, n (%)

47 (12.9)

36 (76.6)

11 (23.4)

 No, n (%)

317 (87.1)

117 (36.9)

200 (63.1)