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Table 6 Spearman correlation coefficients demonstrating the relationship between our proposed PTA scale and existing PTA scales

From: Development and external validation of a new PTA assessment scale

 

Proposed PTA scalea

 

 1   st   administration 

 2   nd   administration (one hour) 

 3   rd   administration (24 hours) 

GOAT

0.66

0.67

0.59

MOPTAS

0.76

0.79

0.81

WPTAS

0.74

0.73

0.80

R-WPTAS

0.75

0.65

0.76

  1. aAll correlations were significant at p <0.0001. PTA, post-traumatic amnesia; GOAT, Galveston orientation and amnesia test; MOPTAS, modified Oxford PTA scale; (R-)WPTAS, (Revised-)Westmead PTA scale.