Table 1 Participants characteristics by BMI trajectory groups
Characteristic | All (N = 50) | Stable below average (n = 10) | Stable average (n = 12) | Increasing from average (n = 11) | Increasing from very high (n = 6) | Decreasing from very high (n = 11) |
|---|---|---|---|---|---|---|
Age (years) | ||||||
Mean (range) | 42 (38–47) | 43 (39–45) | 43 (39–46) | 42 (38–46) | 41 (39–45) | 42 (38–47) |
Sex | ||||||
Female n (%) | 29 (58) | 5 (50) | 7 (58) | 7 (64) | 5 (83) | 5 (45) |
BMI (kg/m2) at four time-points | ||||||
1 Mean (SD) | 19.8 (3.4) | 17.1 (1.2) | 20.4 (2.5) | 18.0 (3.4) | 20.8 (3.1) | 23.0 (3.1) |
2Mean (SD) | 28.4 (6.1) | 21.7 (2.0) | 26.6 (1.8) | 32.8 (3.3) | 39.3 (4.0) | 27.0 (3.6) |
3Mean (SD) | 29.3 (6.8) | 22.2 (3.1) | 27.4 (2.5) | 33.2 (3.6) | 42.5 (3.4) | 28.0 (3.4) |
4Mean (SD) | 29.7 (7.2) | 22.0 (1.8) | 27.3 (2.8) | 37.0 (4.4) | 40.9 (4.0) | 27.2 (3.4) |
Highest level of educationa | ||||||
High n (%) | 28 (56) | 7 (70) | 5 (42) | 5 (45) | 1 (17) | 10 (91) |
Medium n (%) | 8 (16) | 1 (10) | 1 (8) | 4 (36) | 2 (33) | 0 (0) |
Low n (%) | 14 (28) | 2 (20) | 6 (50) | 2 (18) | 3 (50) | 1 (9) |
Employed b | ||||||
n (%) | 46 (92) | 9 (90) | 11 (92) | 10 (91) | 5 (83) | 11 (100) |
With dependents | ||||||
n (%) | 38 (76) | 7 (70) | 9 (75) | 9 (82) | 3 (50) | 10 (91) |