Table 3 Construct validity of 400-point HA

Total score of 400-point HA vs total score JHFT at T0

−0.573

[−0.666–0.464]

<  0.001

Score test n°1 of 400-point HA vs total score JHFT

−0.441

[− 0.554–0.312]

<  0.001

Score test n°2 of 400-point HA vs total score JHFT

− 0.560

[− 0.655–0.448]

<  0.001

Score test n °3 of 400-point HA vs total score JHFT

−0.481

[− 0.588–0.358]

<  0.001

Score test n°4 of 400-point HA vs total score JHFT

− 0.445

[− 0.557–0.317]

< 0.001

Total score 400-point HA vs total score QuickDASH

At T0–0.432

At T3–0.551

[− 0.545–0.303]

[− 0.648 -0.436]

<  0.001

<  0.001

Total score 400-point HA vs MOS-SF 36 PC at T0

0.395

[0.263–0.513]

<  0.001

Total score 400-point HA vs MOS-SF36 MC at T0

0.142

[−0.009 + 0.286]

0.024

Total score 400-point HA vs mean pain at T0

−0.166

[− 0.306–0.018]

0.028