Study | Study Participants [Sample size (M/F; age)] | Classification of Obesity | Noxious Stimuli | Outcome Measure |
Data Obese [Mean+SD] |
Data Non-Obese [Mean+SD] |
Difference P value |
Authors’ Conclusion | Methodological Quality Score (%) |
---|---|---|---|---|---|---|---|---|---|
Miscio et al. (2005) [34] | 21 obese non-diabetic volunteers versus 20 non-obese healthy volunteers | BMI Obese >30kg/m2 |
A computerized quantitative device (Medoc Ltd; TSA II-2001) was used to test the thresholds for heat and cold-evoked pain (HP-CP) | Cold Pain on index finger | 12.8+10.2oC | 20.5+5.1oC | 0.004 | Obese higher heat pain threshold and lower cold pain threshold than non-obese | 72% |
Heat Pain on index finger | 46.4+3.6oC | 42.6+3.6oC | 0.002 | ||||||
Cold Pain on little finger | 13.1+10.1oC | 19.3+6.0oC | 0.021 | ||||||
Heat Pain on little finger | 46.2+3.9oC | 43.3+3.5oC | 0.016 | ||||||
Tashani et al. (2017) [30] | 74 healthy participants (37 women) divided into 3 groups according to their BMI: Normal=25 Overweight= 24 Obese= 25 |
BMI values were: Obese=34.4+3.90kg/m2 Normal=22.1+2.04kg/m2 |
A computerized quantitative device (Medoc Ltd; TSA II-2001) was used to test the thresholds for heat-evoked pain threshold and tolerance | Heat Pain Threshold at thenar eminence | 42.29+3.4oC | 42.75+3.5oC | 0.26 | No differences between groups | 88% |
Heat Pain Tolerance at thenar eminence | 48.33+2.61oC | 48.23+2.1oC | 0.59 | ||||||
Heat Pain Threshold at the waist | 41.38+3.07oC | 41.39+3.07oC | 0.9 | ||||||
Heat Pain Tolerance at the waist | 46.71+1.77oC | 47.35+1.6oC | 0.18 |