Low back pain in 17 year olds has substantial impact and represents an important public health disorder: a cross-sectional study

Table 3 SF36 Physical and Mental Component Summary Scores (Mean(SD)) by LBP group, gender and other spinal pain areas

	PCS	p-value	MCS	p-value
LBP group
No LBP	53.2 (6.4)	< 0.001	51.8 (7.9)	< 0.001
Current Non-chronic LBP	50.3 (6.9)^a		48.5 (9.2) ^a
Current chronic LBP	47.4 (9.0)^{a, b}		45.8 (10.1) ^{a, b}
Gender
Male	53.6 (6.0)	< 0.001	52.7 (7.4)	< 0.001
Female	50.0 (8.1)		48.0 (9.5)
Other Spinal Pain areas
No MBP or NSP	53.8 (6.0)	< 0.001	52.3 (7.8)	< 0.001
MBP or NSP	49.7 (8.1)^c		48.2 (9.6) ^c
MBP and NSP	47.1 (8.1)^{c, d}		45.6 (9.0) ^{c, d}

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