Table 1 Subject characteristics.

From: Systemic differences in serum metabolome: a cross sectional comparison of women with localised and widespread pain and controls

 

Control (n = 39)

Localised Pain (n = 30)

Chronic widespread pain (n = 16)

p-value

Age [years]

50.5 (25–65)

50.5 (26–64)

53.5 (41–64)

0.219a

Weight [kg]

64 (50–92)

64 (50–100)

67 (55–140)

0.886a

BMI [kg × m2]

23 (18–31)

24 (19–32)

24 (21–43)

0.510a

NRS-week

—

4 (1–8)

5,5 (2–7)

0.008*,b

NRS-day

—

3 (1–6)

3,5 (1–8)

0.109b

Pain duration [months]

—

25 (5–288)

204 (60–360)

0.0001*,b

Nicotine users [No.]

4 (10%)

5 (17%)

5 (31%)

0.102c

  1. Data with median (range) for all variables and groups apart from the number of nicotine users, which is presented as the number (percent in group). Significant differences between groups are noted with *.
  2. BMI = Body mass index. NRS = numerical rating scale 0–10. Statistical tests, p-value < 0.05 is considered significant. aKruskal-Wallis test, bMann-Whitney-U test, cFisher Exact test.
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