Table 4 RT at different orientation angles on both hand and foot laterality tasks, as well as the slopes and intercepts of linear regression equation on RT in two groups.

From: Effects of methamphetamine abuse on spatial cognitive function

 

RT (ms)

0°

60°

120°

180°

Slope (ms/°)

Intercept (ms)

R2

P

Foot

MA−

1328 ± 24

1420 ± 15

1479 ± 21

1541 ± 29

1.16

1337.2

0.988

0.006

Short-term MA+

1475 ± 50

1540 ± 53

1625 ± 63

1683 ± 74

1.18

1474.3a

0.995

0.002

Long-term MA+

1520 ± 33

1559 ± 55

1607 ± 57

1696 ± 43

0.96

1509.1a

0.961

0.020

Hand

MA−

1237 ± 32

1296 ± 32

1448 ± 38

1574 ± 37

1.94

1214.3

0.974

0.013

Short-term MA+

1495 ± 58

1552 ± 63

1629 ± 74

1781 ± 48

1.56

1474.0b

0.922

0.026

Long-term MA+

1475 ± 35

1518 ± 45

1671 ± 53

1868 ± 51

2.22b

1433.2b

0.935

0.033

  1. ap < 0.05, short-term/long-term MA+ group vs. MA− group for foot stimulus;
  2. bp < 0.05, short-term/long-term MA+ group vs. MA− group for hand stimulus.
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