Table 3 Clinical characteristic differences in entire population

Age (Mean ± SE)

61 ± 1.7

60 ± 1.5

(age 60 cutoff)

0.243

Age [Median (Q1/Q3)]

65 (54/72)

60 (54/67)

Sex (% of patients)

 Female

54.43%

70.91%

0.054

Smoking (% of patients)

 Current

13.92%

30.91%

0.017^†

Comorbidities (% of patients)

 Arthritis

16.46%

27.27%

0.130

 Asthma

7.59%

18.18%

0.063

 Cancer

11.39%

9.09%

0.668

 Diabetes

22.78%

21.82%

0.895

 Heart disease

29.11%

21.82%

0.344

 High cholesterol

55.70%

49.09%

0.451

 Hypertension

59.49%

52.73%

0.437

 IA family history

7.69%

12.73%

0.336

 Stroke history

18.99%

9.09%

0.114