Table 5 Estimated values and 95% confidence intervals of the slope parameter for linear regressions between age and the parameters listed in Table 3 for OHA. Also included are p-values for the null hypothesis that a regression’s slope parameter is equal to 0

Mean hand speed left

− 0.0002

(− 0.0004, \(-2.800\times 10^{-5}\))

0.0222

Mean hand speed right

− 0.0003

(− 0.0005, − 0.0001)

0.0015

Mean hand speed bias

− 0.0002

(− 0.0005, 0.0001)

0.2358

Movement area left

− 0.0002

(− 0.0003, − 0.0001)

\(3.563\times 10^{-5}\)

Movement area right

− 0.0002

(− 0.0003, \(-8.192\times 10^{-5}\))

0.0003

Movement area bias

0.0001

(− 0.0002, 0.0005)

0.4462

Hand bias of hits

− 0.0001

(− 0.0005, 0.0002)

0.3678

Hand selection overlap

− 0.0003

(− 0.0004, − 0.0001)

0.0003

Hand transition

\(-6.746\times 10^{-5}\)

(− 0.0002, \(5.309\times 10^{-5}\))

0.2723

Miss bias

\(9.184\times 10^{-5}\)

(\(-8.422\times 10^{-5}\), 0.0003)

0.3061

Median error

− 0.1360

(− 0.1558, − 0.1163)

\(4.509\times 10^{-37}\)

Distractor proportion

0.1307

(0.1112, 0.1502)

\(1.960\times 10^{-35}\)

Object processing rate

− 0.0100

(− 0.0111, − 0.0089)

\(5.772\times 10^{-62}\)

Targets hit

− 0.6120

(− 0.6739, − 0.5501)

\(3.762 \times 10^{-67}\)

Steady-state rate

− 0.0077

(− 0.0085, − 0.0069)

\(1.226 \times 10^{-62}\)

Task score

− 0.0014

(− 0.0038, 0.0010)

0.2500