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Table 6 Clinical outcomes of elderly patients with intracranial aneurysms

From: Clinical characteristics of intracranial aneurysms in elderly patents over 70 years old: a retrospective observational study

Characteristics

All combined (n = 290)

Ruptured (n = 176)

Unruptured (n = 114)

P value

Mean length of stay (SD)/day

9.5 ± 10.7

10.5 ± 11.1

7.8 ± 9.9

0.037

Discharge

Favourable, (%)

199/290 (68.6)

97/176 (55.1)

102/114 (89.5)

< 0.001

Unfavourable, (%)

56/290 (19.3)

49/176 (27.8)

7/114 (6.1)

< 0.001

Death, (%)

35/290 (12.1)

30/176 (17.0)

5/114 (4.4)

0.002

3 month

Favourable, (%)

187/290 (64.5)

87/176 (49.4)

100/114 (87.7)

< 0.001

Unfavourable, (%)

61/290 (21.0)

53/176 (30.1)

8/114 (7.0)

< 0.001

Death, (%)

42/290 (14.5)

36/176 (20.5)

6/114 (5.3)

< 0.001

6 month

Favourable, (%)

164/290 (56.6)

75/176 (42.6)

89/114 (78.1)

< 0.001

Unfavourable, (%)

71/290 (24.5)

56/176 (31.8)

15/114 (13.2)

< 0.001

Death, (%)

55/290 (19.0)

45/176 (25.6)

10/114 (8.8)

< 0.001

1-year follow-up

Favourable, (%) outcomes

158/290 (54.5)

72/176 (40.9)

86/114 (75.4)

< 0.001

Unfavourable, (%)

64/290 (22.1)

46/176 (26.1)

18/114 (15.8)

0.038

Death, (%)

68/290 (23.4)

58/176 (33.0)

10/114 (8.8)

< 0.001

  1. Elderly patients: age ≥ 70 years old; SD standard deviation; GCS Glasgow Coma Score; Favourable outcomes: GCS score ≥ 13 at discharge and Modified Rankin Scale of 0–2 during follow-up; Unfavourable outcomes: GCS score < 13 at discharge and Modified Rankin Scale of 3–6 during follow-up