n | Mean (SD) weight change, kg | 95% CI | |
---|---|---|---|
Age, years | |||
<25 | 21 | −1.69 (6.93) | −4.84 to −1.47 |
25–34 | 55 | −2.25 (8.07) | −4.43 to −0.07 |
35–44 | 121 | −4.18 (8.69) | −5.75 to −2.62 |
45–54 | 139 | −2.82 (6.45) | −3.90 to −1.74 |
55–64 | 173 | −2.79 (5.87) | −3.67 to −1.91 |
≥65 | 133 | −2.71 (4.58) | −3.50 to −1.92 |
Sex | |||
Male | 171 | −3.40 (7.31) | −4.50 to −2.30 |
Female | 471 | −2.80 (6.38) | −3.38 to −2.22 |
Baseline BMI, kg/m2 | |||
28 to <30 | 28 | −1.87 (4.96) | −3.80 to −0.05 |
30 to <35 | 244 | −2.02 (4.89) | −2.64 to −1.41 |
35 to <40 | 210 | −2.94 (6.42) | −3.81 to −2.06 |
≥40 | 160 | −4.60 (8.86) | −5.98 to −3.22 |
Diabetes | |||
Not present | 510 | 3.30 (6.98) | 3.91 to 2.70 |
Present | 132 | −1.63 (4.91) | −2.47 to −0.78 |
Arthritis | |||
Not present | 482 | −3.07 (6.86) | −3.68 to −2.46 |
Present | 160 | −2.62 (5.94) | −3.55 to −1.70 |
Visits in 12 months | |||
0–5 | 212 | −0.65 (5.37) | −1.38 to −0.07 |
6–9 | 200 | −2.60 (6.06) | −3.45 to −1.76 |
10–15 | 148 | −4.67 (6.13) | −5.66 to −3.67 |
16–20 | 49 | −5.95 (6.74) | −7.88 to −4.01 |
>21 | 33 | −7.82 (11.62) | −11.94 to −3.70 |
↵a Stratum-specific mean weight losses. Patients in each stratum (as with the whole group) on average lost weight. No confidence intervals included the null value of 0 kg. BMI = body mass index.