Supplementary Table 1.
Within-session reliability for PF and All RFD across age categories.
Variable
Day
Mean ± SD
ICC (95% CI)
ICC Interpretation
CV (95% CI)
SEM (95% CI)
PF (All)
1
1722.1 ± 716.1
0.97 (0.96-0.98)
Excellent
4.6 (3.8-5.3)
17.94 (16.15-19.74)
2
1891.3 ± 706.7
0.98 (0.97-0.99)
Excellent
4.3 (3.5-5.1)
12.46 (11.21-13.70)
3
1856.9 ± 730.3
0.97 (0.95-0.98)
Excellent
4.9 (3.9-5.9)
22.97 (20.67-25.26)
RFD50 (All)
1
1952.7 ± 2171.9
0.74 (0.63-0.82)
Moderate
53.4 (47.5-59.3)
562.18 (505.96-618.39)
2
2455.0 ± 2039.2
0.55 (0.39-0.68)
Moderate
49.6 (42.3-57.0)
921.58 (829.42-1013.73)
3
2714.5 ± 2162.0
0.35 (0.18-0.53)
Poor
49.1 (41.8-56.4)
1403.20 (1262.88-1543.52)
RFD100 (All)
1
2369.4 ± 2199.0
0.82 (0.73-0.88)
Good
41.9 (35.6-48.2)
399.38 (359.44-439.31)
2
2916.5 ± 2203.3
0.72 (0.60-0.81)
Moderate
39.4 (31.9-47.0)
617.00 (555.30-678.70)
3
2973.5 ± 1967.1
0.60 (0.45-0.73)
Moderate
33.8 (27.7-39.9)
788.95 (710.05-867.84)
RFD150 (All)
1
2505.6 ± 1964.0
0.82 (0.74-0.88)
Good
33.0 (27.9-38.1)
346.71 (312.04-381.38)
2
3003.3 ± 1957.6
0.81 (0.72-0.88)
Good
29.3 (24.1-34.6)
366.03 (329.43-402.64)
3
3110.8 ± 1806.7
0.74 (0.62-0.83)
Moderate
25.1 (20.6-29.7)
473.96 (426.57-521.36)
RFD200 (All)
1
2547.7 ± 1670.5
0.82 (0.73-0.88)
Good
26.5 (21.6-31.5)
305.44 (274.89-335.98)
2
3130.3 ± 1785.8
0.84 (0.76-0.89)
Good
23.4 (18.5-28.2)
290.74 (261.66-319.81)
3
3300.9 ± 1683.3
0.84 (0.75-0.90)
Good
19.7 (15.7-23.7)
275.20 (247.68-302.72)
RFD250 (All)
1
2551.8 ± 1441.3
0.85 (0.78-0.90)
Good
19.4 (15.3-23.4)
218.14 (196.33-239.96)
2
3075.9 ± 1551.8
0.86 (0.78-0.91)
Good
17.4 (13.2-21.7)
221.53 (199.37-243.68)
3
3131.0 ± 1469.4
0.90 (0.85-0.94)
Excellent
14.5 (11.3-17.6)
140.38 (126.34-154.42)
PF (U12)
1
946.2 ± 176.5
0.96 (0.90-0.98)
Excellent
3.5 (2.3-4.7)
7.65 (6.88-8.41)
2
1056.0 ± 191.7
0.85 (0.69-0.95)
Good
5.4 (2.6-8.2)
27.73 (24.96-30.51)
3
994.7 ± 159.4
0.91 (0.79-0.97)
Excellent
4.2 (2.7-5.8)
14.24 (12.82-15.67)
RFD50 (U12)
1
1088.9 ± 673.8
0.41 (0.13-0.69)
Poor
45.2 (36.9-53.5)
394.38 (354.94-433.82)
2
1381.8 ± 895.1
0.38 (0.06-0.70)
Poor
46.3 (30.6-62.1)
551.17 (496.05-606.29)
3
1429.3 ± 868.9
0.15 (0.00-0.53)
Poor
53.9 (38.9-68.9)
730.37 (657.33-803.41)
RFD100 (U12)
1
1243.7 ± 731.4
0.59 (0.32-0.80)
Moderate
35.4 (25.2-45.6)
294.98 (265.48-324.48)
2
1469.3 ± 871.6
0.48 (0.14-0.75)
Poor
44.8 (27.8-61.8)
450.97 (405.87-496.06)
3
1497.4 ± 695.8
0.25 (0.00-0.61)
Poor
36.8 (21.1-52.4)
518.31 (466.48-570.14)
RFD150 (U12)
1
1364.9 ± 740.5
0.73 (0.51-0.88)
Moderate
30.2 (20.9-39.5)
196.96 (177.27-216.66)
2
1597.1 ± 821.7
0.53 (0.20-0.79)
Moderate
34.5 (22.7-46.3)
382.10 (343.89-420.31)
3
1542.3 ± 619.2
0.51 (0.18-0.79)
Moderate
23.3 (12.9-33.8)
302.10 (271.89-332.31)
RFD200 (U12)
1
1372.7 ± 626.3
0.74 (0.51-0.88)
Moderate
25.0 (13.6-36.3)
164.28 (147.85-180.71)
2
1779.9 ± 732.3
0.52 (0.19-0.78)
Moderate
26.4 (14.6-38.2)
347.73 (312.96-382.50)
3
1653.7 ± 648.9
0.65 (0.35-0.86)
Moderate
23.4 (12.6-34.1)
227.80 (205.02-250.58)
RFD250 (U12)
1
1298.0 ± 510.4
0.75 (0.53-0.88)
Moderate
18.0 (9.3-26.8)
128.49 (115.64-141.34)
2
1726.2 ± 544.2
0.55 (0.23-0.80)
Moderate
17.7 (7.0-28.4)
242.08 (217.88-266.29)
3
1591.7 ± 540.6
0.65 (0.35-0.86)
Moderate
20.5 (11.4-29.5)
187.04 (168.34-205.75)
PF (U15)
1
1788.4 ± 430.6
0.93 (0.87-0.96)
Excellent
4.7 (3.5-6.0)
29.71 (26.74-32.68)
2
1941.7 ± 504.9
0.98 (0.96-0.99)
Excellent
3.4 (2.7-4.1)
11.68 (10.51-12.85)
3
1875.5 ± 501.6
0.95 (0.90-0.98)
Excellent
5.2 (3.8-6.6)
27.25 (24.53-29.98)
RFD50 (U15)
1
1624.4 ± 1417.3
0.49 (0.26-0.70)
Poor
59.7 (51.1-68.3)
718.45 (646.61-790.30)
2
2462.0 ± 1790.3
0.40 (0.15-0.63)
Poor
51.7 (41.1-62.4)
1069.01 (962.11-1175.91)
3
3107.3 ± 2260.6
0.31 (0.08-0.59)
Poor
44.5 (34.5-54.4)
1570.90 (1413.81-1727.99)
RFD100 (U15)
1
2149.0 ± 1367.9
0.56 (0.34-0.74)
Moderate
45.8 (36.8-54.7)
594.35 (534.91-653.78)
2
2819.7 ± 1538.8
0.39 (0.16-0.63)
Poor
40.1 (28.3-52.0)
943.57 (849.22-1037.93)
3
3060.5 ± 1732.7
0.54 (0.31-0.76)
Moderate
31.4 (22.4-40.5)
797.54 (717.79-877.30)
RFD150 (U15)
1
2229.8 ± 1067.5
0.47 (0.23-0.68)
Poor
34.8 (26.8-42.8)
567.33 (510.60-624.07)
2
2869.6 ± 1435.8
0.60 (0.39-0.78)
Moderate
29.3 (21.6-37.1)
567.13 (510.41-623.84)
3
3117.1 ± 1486.4
0.58 (0.34-0.77)
Moderate
26.0 (18.7-33.3)
621.81 (559.63-683.99)
RFD200 (U15)
1
2322.8 ± 1003.4
0.52 (0.29-0.72)
Moderate
28.1 (21.0-35.1)
480.28 (432.25-528.30)
2
2975.1 ± 1432.9
0.72 (0.54-0.85)
Moderate
23.8 (16.9-30.7)
393.86 (354.48-433.25)
3
3358.3 ± 1282.2
0.70 (0.50-0.85)
Moderate
18.3 (12.5-24.1)
376.70 (339.03-414.37)
RFD250 (U15)
1
2491.3 ± 931.3
0.60 (0.39-0.77)
Moderate
20.6 (14.6-26.6)
368.73 (331.85-405.60)
2
2954.5 ± 1129.4
0.69 (0.50-0.83)
Moderate
18.6 (12.5-24.6)
345.41 (310.87-379.95)
3
3186.7 ± 1081.9
0.84 (0.70-0.92)
Good
11.9 (7.9-15.8)
175.49 (157.94-193.04)
PF (U18)
1
2591.7 ± 472.1
0.87 (0.73-0.95)
Good
5.6 (3.8-7.4)
59.23 (53.31-65.15)
2
2632.8 ± 403.3
0.89 (0.75-0.96)
Good
5.0 (4.0-6.0)
44.26 (39.83-48.69)
3
2626.8 ± 427.3
0.80 (0.59-0.92)
Good
5.2 (2.5-7.9)
83.31 (74.97-91.64)
RFD50 (U18)
1
3696.3 ± 3381.2
0.75 (0.50-0.90)
Moderate
51.7 (35.2-68.1)
846.19 (761.57-930.81)
2
3515.4 ± 2679.1
0.54 (0.22-0.79)
Moderate
49.0 (32.2-65.8)
1209.39 (1088.45-1330.33)
3
3262.5 ± 2381.9
0.22 (0.00-0.58)
Poor
52.2 (34.5-70.0)
1846.93 (1662.24-2031.62)
RFD100 (U18)
1
4241.5 ± 3325.6
0.83 (0.64-0.93)
Good
42.8 (25.2-60.4)
563.41 (507.07-619.76)
2
4543.5 ± 2996.8
0.76 (0.51-0.90)
Good
32.7 (19.6-45.9)
721.65 (649.48-793.81)
3
4201.3 ± 2237.2
0.40 (0.07-0.71)
Poor
34.9 (23.8-46.0)
1320.44 (1188.40-1452.49)
RFD150 (U18)
1
4504.2 ± 2769.5
0.80 (0.58-0.92)
Good
33.0 (21.1-44.9)
550.99 (495.89-606.09)
2
4657.6 ± 2374.6
0.83 (0.63-0.93)
Good
24.2 (14.0-34.3)
400.03 (360.02-440.03)
3
4557.0 ± 1833.2
0.58 (0.26-0.81)
Moderate
25.3 (17.0-33.7)
754.34 (678.90-829.77)
RFD200 (U18)
1
4492.1 ± 1927.6
0.70 (0.42-0.87)
Moderate
25.6 (15.9-35.3)
570.14 (513.13-627.16)
2
4769.0 ± 1861.6
0.79 (0.56-0.92)
Good
19.6 (10.0-29.1)
382.08 (343.87-420.29)
3
4736.1 ± 1576.1
0.70 (0.42-0.87)
Moderate
18.6 (11.8-25.3)
464.95 (418.45-511.44)
RFD250 (U18)
1
4280.6 ± 1322.5
0.66 (0.37-0.86)
Moderate
18.8 (10.5-27.0)
441.83 (397.65-486.01)
2
4651.2 ± 1525.7
0.80 (0.58-0.92)
Good
15.1 (7.1-23.1)
310.25 (279.22-341.27)
3
4468.7 ± 1241.8
0.78 (0.54-0.91)
Good
13.2 (8.2-18.1)
269.80 (242.82-296.78)