Table 2.

Pressure pain threshold (PPT) measured in neck-shoulder region among computer users with and without pain

Point number	PPTs pain group (n = 47) kPa, Mean ± SE	PPTs healthy controls (n = 17) kPa, Mean ± SE	P value
1	216.1 ± 15.2	252.7 ± 28.2	0.23
2	203.4 ± 15.2	243.4 ± 25.1	0.17
3	225.8 ± 14.0	250.2 ± 29.5	0.41
4	212.8 ± 13.9	238.7 ± 27.9	0.37
5	279.7 ± 20.2	292.6 ± 35.0	0.75
6	248.6 ± 16.6	268.5 ± 25.9	0.42
7	240.2 ± 16.4	278.0 ± 26.8	0.24
8	225.0 ± 14.6	258.8 ± 40.4	0.33
9	241.3 ± 17.2	291.7 ± 50.1	0.23
10	302.0 ± 20.7	329.7 ± 29.2	0.48
11	285.3 ± 18.8	297.5 ± 29.9	0.74
12	280.6 ± 19.2	302.6 ± 32.6	0.56
13	277.9 ± 19.3	295.2 ± 47.2	0.69
14	282.1 ± 18.5	307.8 ± 48.4	0.54
15	308.6 ± 23.8	337.1 ± 40.3	0.54
7 on the contralateral side	234.4 ± 20.6	245.5 ± 26.9	0.27