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Table 2 Recent evidence: Obesity and low back pain (chronological order)

From: Is obesity a risk factor for low back pain? An example of using the evidence to answer a clinical question

Author, Year (Ref)

N

BMI

LBP

Association

Melissas, 2003 [14]

50

>40

58%

direct

Bener, 2003 [10]

802

(26.4 males/ 27.8 females)

56.1% males

 
   

73.8% females

moderate

Tsuritani, 2002 [16]

709

--

40.3%

none

Bowerman, 2001 [4]

252

--

29.2%

none

Kostova, 2001 [12]

898

--

--

increased risk

Bayramoglu, 2001 [15]

25

--

--

direct

Mortimer, 2001 [13]

475

30 (43.6%)

  
  

31–40 (28.8%)

  
  

40+ (1.3%)

--

increased risk

Han, 1997 [11] 7018 women

5887 men NR

--

 

females increased risk

  1. N = number; BMI = body mass index; LBP = low back pain; NR = not reported