Table 1.
BMI categories at the time of post-transplant assessment (n=433).
| Variable | All (n = 433) |
Under and normal-weight (n = 192) | Overweight (n = 155) |
Obesity Grade 1 (n = 56) |
Obesity Grade 2 (n=24) |
Obesity Grade 3 (n = 6) |
Statistical analyses |
|---|---|---|---|---|---|---|---|
| Age (years) mean (SD) median (IQR) |
51.3 (14.1) 53.0 (20) |
49.5 (14.7) 51.0 (22) |
54.0 (13.2) 56.0 (17) |
50.6 (14.0) 52.0 (21) |
52.9 (12.6) 54.5 (16) |
43.2 (14.7) 37.5 (29) |
X2 = 10.27, df=4, p=0.04 |
| eGFR (ml/min/1.73m2) mean (SD) median (IQR) |
46.1 (19.0) 43.1 (24.6) |
47.7 (20.5) 43.1 (27.1) |
45.6 (17.1) 44.9 (22.3) |
44.8 (19.0) 42.2 (24.9) |
41.8 (17.4) 43.5 (30.8) |
34.3 (20.9) 27.0 (21.5) |
X2 = 5.65, df=4, p=0.23 |
| Weight change (%) mean (SD) median (IQR) |
3.8 (11.5) 2.4 (11.9) |
0.4 (10.4)a,b,c 0.8 (10.3) |
3.5 (9.0)a 2.4 (11.6) |
8.9 (12.3)b,d 5.9 (12.1) |
16.7 (10.9)a,d 16.4 (10.8) |
24.9 (22.7)c 20.7 (39.0) |
X2 = 67.45, df=4, p < 0.001 |
| Time since transplantation, months mean (SD) median (IQR) |
48.5 (49.3) 35.0 (71) |
51.7 (52.2) 41.0 (73) |
46.0 (47.6) 34 (65) |
39.8 (45.5) 22.0 (62) |
57.1 (40.8) 63.0 (64) |
57.5 (64.4) 32.0 (108) |
X2 = 5.03, df=4, p=0.28 |
| Time on dialysis, month (n=419) mean (SD) median (IQR) |
62.1 (49.8) 54.0 (83) |
61.9 (51.7) 53.5 (82) |
63.4 (49.1) 58.0 (83) |
58.7 (47.1) 48.0 (78) |
62.5 (47.6) 45.5 (87) |
60.4 (53.9) 42.0 (103) |
X2 = 0.43, df=4, p=0.98 |
| HADS Depression (n=416) mean (SD) median (IQR) Anxiety (n=415) median (IQR) mean (SD) |
4.3 (3.9) 3.0 (5.0) 5.1 (3.9) 4.0 (6.0) |
4.1 (3.9) 3.0 (5.0) 5.1 (3.8) 4.0 (5.0) |
4.2 (3.8) 3.0 (5.0) 4.9 (3.8) 4.0 (6.0) |
5.2 (4.5) 4.0 (6.0) 6.0 (4.2) 5.0 (8.0) |
4.9 (3.8) 4.0 (6.0) 4.5 (3.6) 4.0 (4.5) |
3.2 (1.5) 3.0 (2.5) 3.4 (2.1) 3.0 (3.0) |
X2 = 3.91, df=4, p=0.42 X2 = 4.58, df=4, p=0.33 |
| Sex, female (%) | 40.9 (n=177) | 43.8 | 34.2 | 37.5 | 62.5 | 66.7 | X2 = 10.08, df=4, p=0.04 |
| School attendance ≥ 12 years (%) (n=410) | 26.3 (n=108) | 32.8 | 22.0 | 20.8 | 16.7 | 33.3 | X2 = 7.39, df=4, p=0.12 |
| Living donor recipients (%) | 31.4 (n=136) | 32.3 | 31.0 | 32.1 | 29.2 | 16.7 | X2=.78, df=4, p=0.94 |
| Diabetes mellitus Type II (%) | 6.0 (n=26) | 2.1 | 6.5 | 8.9 | 25.0 | 16.7 | X2 = 22.686, df=4, p < 0.001 |
| NODAT (%) | 6.9 (n=30) | 4.7 | 6.5 | 8.9 | 16.7 | 33.3 | X2 = 11.91, df=4, p=0.02 |
| eGFR < 30 (%) | 21.2 (n=92) | 18.8 | 20.0 | 25.0 | 29.2 | 66.7 | X2 = 9.63, df=4, p=0.047 |
| Change BMI category (%) Obese pre & post Obese pre only Obese post only Never obese |
11.5 3.2 8.3 76.9 |
0 0.5 0 99.5 |
0 8.4 0 91.6 |
51.8 0 48.2 0 |
66.7 0 33.3 0 |
83.3 0 16.7 0 |
X2 = 466.27, df=12, p < 0.001 |
Different superscripts indicate a significant difference in post-hoc test (Dunn-Bonferroni-Test)
HADS, Hospital Anxiety and Depression Scale; IQR, interquartile range; SD, standard deviation; NODAT, new-onset diabetes after transplantation; eGFR, estimated glomerular filtration rate. Statistically significant results (p < .05, p < .01 and p < .001) are shown in boldface.