Table 2 Presence of activity periods and rhythmical activity in differentiating neuroleptic-induced movement disorders for 99 in-patients with schizophrenia.

non-movement disorders vs.

NIMD and PsA

Pearson chi-square

5.547

2.726

p

0.035

0.099

NIA vs. non-NIA

Pearson chi-square

5.642

5.574

p

0.016

0.019

NIP vs. non-NIP

Pearson chi-square

0.113

4.505

p

0.714

0.034

TD vs. non-TD

Pearson chi-square

1.131

1.607

p

0.495

0.254

PsA vs. non PsA

Pearson chi-square

0.814

2.061

p

0.685

0.151

Pooled NIA and PsA vs. no akathisia

Pearson chi-square

8.491

11.027

p

0.004

0.001