Table 4 Time from appearance of first PAH symptoms and diagnosis

Idiopathic

Mean (SD)

36 (42)

36 (42)

37 (44)

0.742

Median (25^th-75^th; 5^th-95^th)

23 (10–49/2–120)

22 (7–48/1–120)

24 (10–60/2–96)

APAH-CHD

Mean (SD)

52 (63)

31 (45)

62 (69)

0.244

Median (25^th-75^th; 5^th-95^th)

24 (8–96/0–251)

21 (2–24/0–120)

36 (24–96/1–251)

APAH-CTD

Mean (SD)

31 (46)

47 (59)

13 (8)

0.139

Median (25^th-75^th; 5^th-95^th)

12 (8–24/2–192)

24 (12–60/6–192)

12 (6–15/2–24)

Heritable

Mean (SD)

51 (93)

15 (13)

69 (114)

0.605

Median (25^th-75^th; 5^th-95^th)

13 (10–24/5–240)

15 (5–24/5–24)

13 (10–14/10–240)

Total

Mean (SD)

39 (48)

36 (43)

42 (52)

0.523

Median (25^th-75^th; 5^th-95^th)

24 (10–49/1–120)

22 (8–48/1–120)

24 (10–60/2–120)