Table 6 Prevalence of neurological soft signs in first-episode psychosis

The Scottish Schizophrenia Research

Group [9]

49

First-episode schizophrenia

NES scale

20

Flyckt et al. [59]

31

First-episode psychosis

NES scale

78

Browne et al. [4]

35

First-episode schizophrenia or schizophreniform disorder

NES scale CNE scale

97

Emsley et al. [60]

66

First-episode psychosis, schizophreniform disorder or schizoaffective disorder

NES scale

68

Ruiz-Veguilla et al. [36]

92

First-episode psychosis

NES scale

45

Our study

61

First-episode psychosis

NSS scale

84