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. Author manuscript; available in PMC: 2018 May 1.
Published in final edited form as: Neurorehabil Neural Repair. 2017 Feb 1;31(5):487–493. doi: 10.1177/1545968317693111

Table 2.

Performance evaluation metrics

S1 S2 S3 S4 S5 S6 S7 S8 All %improved
Movement time (sec) Session1 9·53±7·80 3·85±1·43 5·71±4·82 3·64±1·77 8·92±6·55 5·21±2·13 9·58±5·59 10·25±7·17 7·12±5·78 64%
Session24 4·27±2·23 1·74±0·75 2·60±0·72 1·77±0·92 1·89±0·49 3·29±1·24 3·09±1·77 1·79±0·43 2·58±1·51

F(1,7)=39.45, p<0·001

Movement error (cm) Session1 5·81±5·24 4·00±3·14 10·76±28·4 3·70±3·72 5·63±3·82 6·42±4·67 7·72±6·27 4·86±2·97 6·09±10·8 71%
Session24 3·15±1·90 0·71±0·65 1·88±1·35 1·03±1·02 1·20±1·36 3·07±2·73 1·92±1·45 0·92±0·81

F(1,7)=48.91, p<0·001

Aspect ratio* Session1 1·02±0·82 0·58±0·28 0·90±2·15 0·33±0·21 0·69±0·60 0·51±0·41 0·63±0·33 0·98±1·25 0·71±0·99 66%
Session24 0·37±0·19 0·18±0·10 0·19±0·21 0·16±0·06 0·19±0·11 0·40±0·26 0·29±0·10 0·14±0·08 0·24±0·18

F(1,7)=44.34, p<0·001

Normalized jerk*° Session1 21·30±33·9 1·66±1·05 5·71±11·4 1·28±1·34 10·81±15·2 2·89±2·32 11·09±15·5 15·03±20·3 8·81±17·6 90%
Session24 2·73±2·55 0·32±0·32 0·46±0·29 0·42±0·65 0·29±0·16 1·21±0·93 1·28±1·94 0·20±0·13 0·89±1·47

F(1,7)=35.13, p<0·001

Pong hit rate (min−1) Session3 2·00±1·12 4·50±0·94 5·90±2·58 5·00±0·79 8·50±2·03 3·80±0·97 7·10±1·82 5·26±2·15 73%
Session24 16·90±10·8 11·10±3·66 15·90±3·13 26·00±4·31 16·90±1·52 12·00±2·24 38·30±8·97 19·59±9·57

t=4·24, p=0·006

Typing rate (char/min) Session3 7·31 13·16 15·18 3·92 8·02 2·32 10·01 8·56±4·64 42%
Session24 11·55 14·00 16·53 12·68 12·78 16·33 18·82 14·67±2·62

t=3·44, p=0·014

mean±standard deviation

*

value is smaller for straighter movements

°

unit: ×103