Table 5.

PIPP Scores Before and After TENS Unit Activated at 3.5 mA (n=18)

Baseline PIPP	PIPP after TENS unit turned on at 3.5 mA	Maximum increase in PIPP score	Duration of PIPP increase in seconds
2	5 for 60 sec	3	60
3	3	0	0
2	2	0	0
0	2 for 30 sec, 1 for 30 sec	2	60
3	3	0	0
2	2	0	0
2	2	0	0
2	4 for 30 sec, 3 for 30 sec	2	60
3	4 for 30 sec, 6 for 30 sec	3	60
0	0	0	0
3	6 for first 60 sec	3	60
3	3	0	0
9	10a	1	30
3	5 for 30 sec, 6 for 60 sec	3	90
2	2	0	0
3	3	0	0
3	3	0	0
1	1	0	0

^aAfter 30 seconds on TENS, this infant's PIPP score started to decrease. After 60 seconds, PIPP was 2. After 90 seconds, PIPP was 1.

PIPP, Premature Infant Pain Profile; TENS, transcutaneous electrical nerve stimulation; sec, seconds.