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Table 2 Percentage (95 % CI) of 3C Subjects with any IADL or BADL impairment at each assessment by Depressive Symptom Change over 1 Year

From: Depressive symptoms and functional decline following coronary interventions in older patients with coronary artery disease: a prospective cohort study

 

Depressive symptom category

 

None

Baseline only

New onset

Persistent

IADL impairment

 Baselinea

16.9 (12.8–22.1)

53.1 (36.4–69.1)

28.6 (15.3–47.1)

35.7 (23.0–50.8)

 6 Monthsb

21.0 (16.3–26.5)

25.8 (13.7–43.2)

50.0 (32.6–67.4)

50.0 (35.5–64.5)

 12 Monthsc

16.2 (12.1–21.4)

25.0 (13.3–42.1)

44.4 (27.6–62.7)

54.8 (39.9–68.8)

 30 monthsd

20.4 (15.6–26.1)

28.6 (15.3–47.1)

51.9 (34.0–69.3)

56.8 (40.9–71.3)

BADL impairment

 Baselinea

5.2 (3.1–8.8)

12.5 (5.0–28.1)

10.7 (3.7–27.2)

23.8 (13.5–38.5)

 6 Monthsb

8.2 (5.4–12.4)

16.1 (7.1–32.6)

35.7 (20.7–54.2)

33.3 (21.0–48.4)

 12 Monthsc

9.2 (6.1–13.5)

21.9 (11.0–38.8)

33.3 (18.6–52.2)

38.1 (25.0–53.2)

 30 Monthsd

10.6 (7.2–15.3)

17.9 (7.9–35.6)

37.0 (21.5–55.8)

51.4 (35.9–66.6)

  1. Abbreviations: 3C calgary cardiac and cognition study, IADL instrumental activities of daily living, BADL basic activities of daily living
  2. asample sizes are n = 248, n = 32, n = 28, n = 42 for none, baseline only, new onset and persistent groups, respectively
  3. bsample sizes are n = 243, n = 31, n = 28, n = 42 for none, baseline only, new onset and persistent groups, respectively
  4. csample sizes are n = 240, n = 32, n = 27, n = 42 for none, baseline only, new onset and persistent groups, respectively
  5. dsample sizes are n = 226, n = 28, n = 27, n = 37 for none, baseline only, new onset and persistent groups, respectively