Table 2 Outcomes of QLQ-C30 questionnaires of participans accordings to BMI categories
Normal BMI 18.5–24.9 | Pre-obese BMI 25–29.9. | Class I and II obese BMI 30–39.9 | Class IIII obese BMI ≥40 | Univariate analysis | Multivariate analysis | BMI < 40 versus BMI ≥ 40 | |
|---|---|---|---|---|---|---|---|
N = 66 | N = 131 | N = 111 | N = 29 | ||||
Variable | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | P | P | P |
Global quality of life | 80 (19) | 76 (18) | 75 (23) | 69 (25) | 0.081 | N/A | N/A |
Functional scales | |||||||
Physical functioning | 86 (18) | 81 (18) | 81 (17) | 64 (27) | 0.003 | 0.001 | 0.001 |
Role functioning | 88 (21) | 83 (25) | 84 (26) | 79 (32) | 0.061 | 0.009 | 0.051 |
Emotional functioning | 90 (17) | 85 (15) | 78 (14) | 71 (29) | 0.035 | 0.003 | 0.010 |
Cognitive functioning | 90 (15) | 88 (15) | 89 (20) | 83 (29) | 0.082 | 0.053 | 0.059 |
Social functioning | 92 (20) | 88 (14) | 76 (13) | 74 (27) | 0.007 | 0.021 | 0.033 |
Symptom scales | |||||||
Fatigue | 20 (19) | 23 (21) | 25 (23) | 29 (25) | 0.082 | N/A | 0.036 |
Nausea and vomiting | 4 (8) | 5 (9) | 7 (15) | 7 (16) | 0.071 | N/A | 0.051 |
Pain | 12 (20) | 18 (26) | 26 (28) | 26 (30) | 0.081 | N/A | 0.041 |
Dyspnoea | 10 (18) | 16 (20) | 23 (30) | 26 (33) | 0.009 | N/A | 0.029 |
Insomnia | 27 (29) | 22 (29) | 19 (20) | 18 (22) | 0.211 | N/A | 0.054 |
Appetite loss | 7 (12) | 5 (14) | 4 (12) | 4 (15) | 0.891 | N/A | 0.079 |
Constipation | 15 (24) | 10 (20) | 10 (21) | 12 (20) | 0.121 | N/A | 0.089 |
Diarrhoea | 4 (11) | 4 (12) | 7 (14) | 9 (14) | 0.076 | N/A | 0.079 |
Fainancial difficulties | 5 (15) | 7 (24) | 6 (13) | 6 (18) | 0.641 | N/A | 0.082 |