. 2017 Jan 6;12(1):e0169318. doi: 10.1371/journal.pone.0169318

Table 2. Correlations between the perceived shoulder and neck symptoms in NMQ survey of the office workers (n = 37)^a.

	Level of pain	Pain duration (shoulder)	Symptom effect
Level of pain (neck)	0.737^**
Level of pain (shoulder)	1
Pain duration (months) (shoulder)	0.733^**	1
Symptom effect (shoulder)	0.860^**	0.671^**	1

*: p <0.05

**: p<0.01

^a: analyzed by spearman test.

Table 2. Correlations between the perceived shoulder and neck symptoms in NMQ survey of the office workers (n = 37)a.