Table 2 Absolute values for the whole sample and statistical differences between pre- and post-assessments. P-values for differences between the groups, digital programme (DP) and the paper booklet (PB)

SPPB, (0–12)

67

9 (8–10)

10 (8–10)

9 (8–10)

0.522

48

10 (9–11)

10 (9–11.3)

9.5 (7.75–11)

 Gait speed 4 m, m/s

67

0.8 (0.7–1.0)

0.9 (0.7–1.0)

0.8 (0.6–0.9)

0.976

48

0.9 (0.7–0.9)

0.9 (0.8–0.9)

0.8 (0.6–0.9)

 Balance score (0–4)

67

4 (3–4)

4 (3–4)

4 (3–4)

0.728

48

4 (4–4)

4 (4–4)

4 (3–4)

 5TSTS, sec

64

15.4 (13.1–17.6)

15.5 (13.9–16.9)⁻¹

15.1 (13.0–19.7)⁻²

0.846

48

14.1 (11.9–15.3)

14.5 (11.2–15.2)

13.6 (12.0–15.5)

30s CST, n

65

11 (10–13)

11 (10–12.3)⁻¹

11 (9–13)^− 1

0.870

47

12 (10–13)

12 (10–13.5)⁻¹

12 (10–13)

ABC, total score (0–100)

67

84.0 (73.0–89.5)

85.0 (73.0–92.0)

83.5 (69.5–89.0)

0.715

53

86.0 (75.0–93.0)

87.0 (75.0–93.0)^+ 3

83.0 (71.5–90.8)^+ 2

Icon-FES, total score (30–120)

67

47.0 (40.5–56.5)

49.0 (38.0–55.0)

46.5 (42.3–58.8)

0.236

53

46.0 (38.0–54.0)

43.0 (38.5–51.5)^+ 3

47.0 (39.3–61.5)^+ 2

LLFDI-FC, scaled score (0–100)

66

62.7 (54.9–70.4)

63.0 (58.0–71.3)

62.5 (54.5–68.8)⁻¹

0.298

53

63.5 (56.9–71.3)

66.8 (59.6–71.3)^+ 3

61.0 (54.7–68.5)^+ 2

 Upper extremity

66

82.0 (71.0–88.0)

82.0 (71.0–82.0)

82.0 (68.4–88.0)⁻¹

0.496

53

82.0 (73.9–88.0)

82.0 (73.9–88.0)^+ 3

82.0 (71.7–88.0)^+ 2

 Basic lower extremity

66

69.4 (64.3–81.2)

72.1 (67.2–88.0)

68.6 (61.8–77.2)⁻¹

0.557

53

72.1 (64.8–81.2)

74.3 (70.2–84.6)^+ 3

68.7 (62.1–81.2)^+ 2

 Adv. lower extremity

66

57.0 (45.8–66.2)

57.0 (49.7–67.1)

55.9 (45.8–63.6)⁻¹

0.290

53

58.2 (45.8–69.1)

59.4 (51.3–69.1) ^+ 3

54.8 (45.1–66.2)^+ 2

Self-rated balance improvement (1–5)

53

4 (3–4)

4 (3–5) ^+ 3

4 (3–4) ^+ 2

0.111

Self-rated leg strength improvement (1–5)

53

3 (3–4)

4 (3–4.5) ^+ 3

3 (3–4) ^+ 2

0.033