Touch and Pain Sensations in Diadynamic Current (DD) and Transcutaneous Electrical Nerve Stimulation (TENS): A Randomized Study

Table 4

Spearman rank correlations in DD current in the third week.

n=20	T0 PPT	T1 PPT	T2 PPT	T0 PPTO	T1 PPTO	T2 PPTO
T0 Touch sensitivity	0,11	0,46	0,50	-0,18	0,21	0,39
T1 Touch sensitivity	0,39	0,71	0,71	-0,46	0,50	0,04
T2 Touch sensitivity	0,36	0,71	0,86	0,21	0,43	0,43

For description of variables refer to text. Correlation shown in italic is significant at a level 0.05