Table 2.

Absolute and relative reliability data of various outcomes obtained from different executive function tests before and after acute aerobic cycling exercise for day 1 and 2 comparison

		INT day 1 mean (SD)	INT day 2 mean (SD)	rANOVA (p-value)	Effect size (ɳp2)	change in mean [90% CI]	SEM (Typical error) [90% CI]	CoV [90% CI]	ICC [90% CI]
Eriksen Flanker Test
reaction time,  congruent [ms]	pre	481 (67)	468.6 (53.6)	0.05	0.12	−9.1 [−24.2; 5.9]	27.6 [21.89; 37.78]	5.5 [4.4; 7.7]	0.81 [0.63; 0.90]
	post	461 (48)	451.2 (54.1)	0.48	0.03	−9.8 [−21.7; 2.0]	21.7 [17.22; 29.73]	4.8 [3.8; 6.6]	0.83 [0.67; 0.92]
accuracy, congruent [% correct]	pre	98.5 (3.3)	99.1 (2.4)	0.45	0.03	0.0 [−0.7; 0.7]	1.2 [1.0; 1.7]	1.3 [1.0; 1.7]	0.84 [0.68; 0.92]
	post	99.3 (1.2)	99.7 (0.9)	0.76	0.01	0.3 [0.0; 0.7]	0.5 [0.4; 0.7]	0.5 [0.4; 0.7]	0.77 [0.57; 0.88]
reaction time, incongruent [ms]	pre	545 (7)	536.7 (51.3)	0.38	0.04	−1.8 [−18.7; 15.2]	31.0 [24.6; 42.5]	5.3 [4.2; 7.4]	0.78 [0.58; 0.89]
	post	522 (59)	514.5 (56.5)	0.31	0.05	−6.3 [−20.5; 7.9]	26.0 [20.6; 35.6]	4.9 [3.9; 6.8]	0.81 [0.63;0.90]
accuracy, incongruent [% correct]	pre	94.5 (7.8)	96.5 (4.8)	0.19	0.08	1.6 [−0.2; 3.4]	3.2 [2.6; 4.4]	3.9 [3.1; 5.4]	0.77 [0.56; 0.88]
	post	96.9 (4.4)	96.9 (3.5)	0.68	0.02	0.0 [−1.3; 1.3]	2.4 [1.9; 3.3]	2.6 [2.1; 3.6]	0.66 [0.39; 0.82]
Stroop Color Test
reaction time, compatible [ms]	pre	833 (105)	775 (95)	0.002	0.38	−51 [−74; −28]	42 [33; 58]	5.0 [3.9; 6.9]	0.84 [0.68; 0.92]
	post	781 (89)	744 (90)	0.04	0.16	−40 [−58; −22]	33 [26; 46]	4.4 [3.5; 6.1]	0.87 [0.75; 0.94]
accuracy, compatible [% correct]	pre	98.7 (1.4)	98.9 (1.4)	0.30	0.02	0.3 [−0.4; 0.9]	1.2 [1.0; 1.6]	1.2 [1.0; 1.7]	0.28 [−0.12; 0.58]
	post	98.3 (1.7)	98.8 (1.6)	0.10	0.08	0.4 [0.0; 0.8]	0.8 [0.6; 1.1]	0.8 [0.6; 1.1]	0.80 [0.61; 0.90]
reaction time, incompatible [ms]	pre	956 (134)	889 (114)	0.01	0.25	−69 [−11; −24]	82 [65; 112]	8.7 [6.8; 12.0]	0.59 [0.28; 0.78]
	post	902 (103)	882.1 (105)	0.02	0.17	−20 [−55; 15]	63 [50; 87]	6.9 [5.4; 9.5]	0.65 [0.37; 0.81]
accuracy, incompatible [% correct]	pre	97.3 (3.9)	97.8 (2.8)	0.32	0.06	0.6 [−0.4; 1.6]	1.8 [1.4; 2.5]	1.9 [1.5; 2.6]	0.73 [0.50; 0.86]
	post	98.0 (2.1)	97.7 (3.2)	0.52	0.02	−0.4 [−1.7; 0.9]	2.3 [1.9; 3.2]	2.5 [2.0; 3.4]	0.25 [−0.15; 0.56]
Digit Span
forward [completed stages]	pre	6.3 (1.5)	6.1 (1.2)	0.21	0.03	−0.1 [−0.5; 0.4]	0.8 [0.7; 1.2]	14.7 [11.5; 20.6]	0.63 [0.33; 0.80]
	post	6.3 (1.5)	6.2 (1.0)	0.74	0.01	−0.1 [−0.5; 0.4]	0.9 [0.7; 1.2]	16.8 [13.1; 23.7]	0.50 [0.15; 0.72]
forward [cumulative errors]	pre	3.3 (1.0)	3.0 (1.0)	0.55	0.02	−0.2 [−0.8; 0.4]	1.0 [0.8; 1.4]	36.6 [28.1; 53.3]	−0.07 [−0.47; 0.31]
	post	3.0 (0.9)	3.0 (0.8)	0.81	0.01	0.1 [−0.5; 0.6]	1.0 [0.8; 1.4]	39.9 [30.5; 58.4]	−0.25 [−0.62; 0.14]
backward [completed stages]	pre	5.3 (2.0)	5.6 (1.3)	0.34	0.02	0.3 [−0.5; 1.0]	1.3 [1.1; 1.8]	43.3 [33.1; 63.8]	0.38 [0.00; 0.65]
	post	5.4 (1.3)	5.7 (1.5)	0.35	0.03	0.2 [−0.3; 0.7]	0.9 [0.7; 1.2]	17.7 [13.8; 25.1]	0.63 [0.34; 0.81]
backward [cumulative errors]	pre	3.3 (1.2)	2.9 (0.8)	0.20	0.05	−0.4 [−1.0; 0.2]	1.2 [0.9; 1.6]	43.3 [33.1; 63.8]	−0.28 [−0.64; 0.12]
	post	2.9 (0.8)	3.0 (0.7)	0.60	0.01	0.1 [−0.3; 0.5]	0.8 [0.6; 1.0]	30.2 [23.3; 43.5]	−0.01 [−0.42; 0.36]
Five-Point-Test
correctly completed figures [n]	pre	24.8 (6.4)	28.7 (5.3)	0.05	0.20	3.2 [1.4; 5.0]	3.2 [2.6; 4.4]	14.7 [11.5; 20.7]	0.71 [0.47; 0.85]
	post	28.7 (5.0)	30.2 (4.4)	0.07	0.09	1.6 [0.2; 2.9]	2.4 [1.9; 3.3]	9.4 [7.4; 13.0]	0.75 [0.53; 0.87]
		INT day 2 mean (SD)	INT day 3 mean (SD)	rANOVA (p-value)	Effect size (ɳp2)	change in mean [90% CI]	SEM (Typical error) [90% CI]	CoV [90% CI]	ICC [90% CI]
Eriksen Flanker Test
reaction time, congruent [ms]	pre	469 (54)	478 (78)	0.41	0.03	−1 [−14; 12]	23 [19; 32]	5.1 [4.0; 7.0]	0.89 [0.77; 0.94]
	post	451 (54)	454 (45)	0.68	0.01	4 [−6; 15]	19 [15; 26]	4.2 [3.3; 5.9]	0.86 [0.73; 0.93]
accuracy, congruent [% correct]	pre	99.1 (2.4)	99.3 (1.2)	0.74	0.01	0.3 [−0.7; 1.3]	1.9 [1.5; 2.5]	1.9 [1.5; 2.7]	0.07 [−0.34; 0.42]
	post	99.1 (09)	97.5 (10.6)	0.33	0.05	−2.5 [−6.9; 1.9]	8.0 [6.3; 10.9]	11.6 [9.1; 16.3]	−0.12 [−0.51; 0.27]
reaction time, incongruent [ms]	pre	537 (51)	520 (46)	0.02	0.19	−16 [−27; −6]	20 [15; 27]	3.9 [3.1; 5.4]	0.85 [0.71; 0.93]
	post	514 (56)	510 (55)	0.22	0.07	−6 [−14; 3]	15 [12; 21]	3.0 [2.3; 4.1]	0.93 [0.86; 0.97]
accuracy, incongruent [% correct]	pre	96.5 (4.8)	98.0 (3.9)	0.16	0.09	1.5 [−0.4; 3.4]	3.4 [2.7; 4.7]	3.9 [3.1; 5.3]	0.04 [0.04; 0.67]
	post	96.9 (3.5)	96.0 (10.5)	0.72	0.01	−1.3 [−6.0; 3.4]	8.5 [6.8; 11.7]	12.2 [9.5; 17.1]	−0.19 [−0.58; 0.20]
Stroop Color Test
reaction time, compatible [ms]	pre	775 (95)	759 (81)	0.20	0.08	−23 [−44; −3]	37 [29; 51]	4.6 [3.7; 6.4]	0.84 [0.68; 0.92]
	post	744 (91)	730 (86)	0.16	0.09	−13 [−31; 4]	32 [25; 44]	4.3 [3.4; 6.0]	0.88 [0.76; 0.94]
accuracy, compatible [% correct]	pre	98.9 (1.4)	98.1 (1.7)	0.03	0.22	−0.7 [−1.2; −0.1]	1.0 [0.8; 1.4]	1.1 [0.8; 1.4]	0.59 [0.28; 0.78]
	post	98.8 (1.6)	99.3 (0.8)	0.05	0.17	0.5 [0.1; 1.0]	0.8 [0.6; 1.1]	0.8 [0.7; 1.2]	0.64 [0.35; 0.81]
reaction time, incompatible [ms]	pre	888 (114)	868 (103)	0.27	0.06	−17 [−47.6; 14.1]	56.4 [44.8; 77.3]	6.4 [5.0; 8.8]	0.75 [0.53; 0.87]
	post	882 (105)	870 (107)	0.47	0.03	−20 [−47; 7]	50 [39; 67]	5.6 [4.4; 7.7]	0.80 [0.61; 0.90]
accuracy, incompatible [% correct]	pre	97.8 (2.8)	98.4 (1.9)	0.23	0.07	0.7 [−0.3; 1.6]	1.7 [1.4; 2.4]	1.8 [1.5; 2.5]	0.49 [0.14; 0.72]
	post	97.7 (3.2)	98.1 (1.3)	0.54	0.02	0.5 [−0.7; 1.6]	2.1 [1.6; 2.8]	2.2 [1.7; 3.0]	0.29 [−0.11; 0.58]
Digit Span
forward [completed stages]	pre	6.1 (1.2)	6.3 (0.95)	0.35	0.04	0.3 [−0.1; 0.7]	0.8 [0.6; 1.1]	13.4 [10.5; 18.8]	0.47 [0.11; 0.70]
	post	6.2 (1.0)	6.1 (1.2)	0.82	0.00	0.1 [−0.3; 0.4]	0.6 [0.5; 0.9]	10.8 [8.5; 15.0]	0.67 [0.40; 0.83]
forward [cumulative errors]	pre	3.0 (1.0)	3.1 (1.0)	0.63	0.01	0.2 [−0.4; 0.7]	1.0 [0.8; 1.3]	38.3 [29.3; 55.9]	0.05 [−0.36; 0.41]
	post	3.0 (0.8)	2.9 (0.8)	0.53	0.02	0.0 [−0.4; 0.4]	0.7 [0.5; 0.9]	24.0 [18.6; 34.2]	0.40 [0.02; 0.66]
backward [completed stages]	pre	5.6 (1.3)	5.5 (1.6)	0.70	0.01	−0.2 [−0.6; 0.3]	0.8 [0.6; 1.1]	15.7 [12.3; 22.2]	0.71 [0.47; 0.85]
	post	5.7 (1.5)	6.0 (1.6)	0.35	0.04	0.4 [−0.1; 0.8]	0.8 [0.6; 1.1]	15.7 [12.3; 22.1]	0.76 [0.55; 0.88]
backward [cumulative errors]	pre	2.9 (0.8)	3.0 (0.8)	0.64	0.01	0.1 [−0.5; 0.7]	1.0 [0.8; 1.4]	38.8 [29.7; 56.7]	−0.47 [−0.79;-0.08]
	post	3.0 (0.7)	3.3 (0.9)	0.15	0.10	0.3 [−0.1; 0.7]	0.7 [0.6; 1.0]	26.6 [20.6; 38.2]	0.17 [−0.24; 0.50]
Five-Point-Test
correctly completed figures [n]	pre	28.7 (5.3)	29.0 (5.8)	0.70	0.01	0.2 [−1.3; 1.7]	2.7 [2.2; 3.7]	10.9 [8.6; 15.3]	0.78 [0.57; 0.89]
	post	30.2 (4.4)	31.3 (4.4)	0.03	0.20	0.9 [0.0; 1.7]	1.5 [1.2; 2.0]	5.4 [4.3; 7.5]	0.89 [0.79; 0.95]