Table 2 Performance in different combinations of postural difficulty and cognitive difficulty for the two groups
From: How cognitive loads modulate the postural control of older women with low back pain?
Conditions | AP velocity Mean (SD) | ML velocity Mean (SD) | Sway area Mean (SD) | Sway length Mean (SD) | |||||
|---|---|---|---|---|---|---|---|---|---|
LBP | Control | LBP | Control | LBP | Control | LBP | Control | ||
Single task | Eyes-open | 10.80 (2.48) | 9.85 (2.81) | 7.67 (2.10) | 6.55 (2.37) | 228.07 (60.157) | 204.85 (65.07) | 309.20 (78.18) | 302.55 (65.73) |
Eyes-closed | 15.13 (3.29) | 14.50 (3.67) | 10.53 (2.23) | 10.65 (4.06) | 403.73 (85.68) | 382.50 (123.51) | 498.73 (74.48) | 527.85 (157.63) | |
One-leg stance | 29.80 (8.81) | 23.50 (5.54) | 27.53 (6.44) | 17.95 (4.39) | 973.33 (231.23) | 720.75 (261.76) | 1216.00 (203.46) | 881..35 (223.15) | |
Dual task | Eyes-open + task 1 | 12.67 (2.09) | 8.25 (1.37) | 8.73 (1.90) | 5.75 (1.02) | 388.27 (75.48) | 150.80 (44.30) | 427.00 (86.19) | 253.85 (52.77) |
Eyes-closed + task 1 | 16.67 (1.67) | 11.60 (1.63) | 13.07 (2.05) | 9.05 (1.63) | 527.80 (96.17) | 316.55 (68.39) | 558.73 (51.347) | 412.65 (94.09) | |
One-leg stance + task 1 | 34.40 (4.98) | 27.10 (3.72) | 32.80 (5.03) | 24.35 (3.99) | 1353.80 (330.22) | 892.80 (196.00) | 1190.33 (298.58) | 969.75 (152.37) | |
Eyes-open + task 2 | 19.53 (3.24) | 16.05 (3.15) | 14.20 (2.24) | 12.30 (2.71) | 563.93 (113.92) | 291.95 (79.60) | 600.87 (127.38) | 413.55 (123.30) | |
Eyes-closed + task 2 | 21.20 (3.38) | 18.10 (1.83) | 15.87 (1.72) | 13.85 (1.78) | 698.27 (73.87) | 383.05 (72.04) | 703.93 68.56) | 501.20 (55.02) | |
One-leg stance + task 2 | 38.27 (6.71) | 31.90 (3.82) | 35.20 (4.66) | 28.00 (2.73) | 1647.47 (299.05) | 1227.65 (243.06) | 1506.00 (240.32) | 1213.30 (198.42) | |