Table 2 Effect of telephone reminder at the 1 year follow-up on health and lifestyle outcomes
From: The impact of non-responders on health and lifestyle outcomes in an intervention study
Total number = 364 | Primary responders (N = 316) | Responders after telephone reminding (N = 48) | All responders (N = 364) | |||||
|---|---|---|---|---|---|---|---|---|
Intervention (N = 152) | Control (N = 164) | Intervention (N = 28) | Control (N = 20) | Intervention (N = 180) | Control (N = 184) | |||
Physical health SF12-PCS (Mean score) | N = 353 | 1 year | 48.0 | 48.8 | 49.9 | 44.7 | 48.2 | 48.3 |
Baseline | 47.0 | 47.5 | 48.6 | 46.1 | 47.2 | 47.3 | ||
Improvement* | 01.0 | 01.3 | 01.2 | -1.4 | 01.0 | 01.0 | ||
Difference** (95% CI) | -0.3 (-2.4 to 1.7) NS | 2.6 (-2.2 to 7.4) NS | 0.01 (-1.8 to 1.9) NS | |||||
Mental Health SF12-MCS (Mean score) | N = 353 | 1 year | 47.0 | 44.7 | 46.2 | 42.8 | 46.8 | 44.5 |
Baseline | 39.8 | 41.7 | 38.7 | 40.1 | 39.6 | 41.5 | ||
Improvement* | 07.2 | 03.0 | 07.6 | 02.7 | 07.3 | 03.0 | ||
Difference** (95% CI) | 4.2 (1.3 to 7.0) P = 0.005 | 4.9 (-2.8 to 12.5) NS | 4.3 (1.6 to 6.9) P = 0.002 | |||||
Mean number of problems (range 0–33) | N = 364 | 1 year | 8.3 | 9.3 | 8.2 | 9.9 | 8.2 | 9.3 |
Baseline | 10.2 | 10.2 | 9.2 | 9.6 | 10.0 | 10.1 | ||
Improvement* | -1.9 | -0.9 | -1.0 | 0.3 | -1.8 | -0.8 | ||
Difference** (95% CI) | -1.0 (-1.9 to 0.05) P = 0.04 | -1.3 (-40.0 to 1.4) NS | -1.0 (-1.8 to -0.2) P = 0.027 | |||||
Mean self-rated health (range 0–5) | N = 355 | 1 year | 2.6 | 2.5 | 2.4 | 3.1 | 2.6 | 2.6 |
Baseline | 2.8 | 2.6 | 2.5 | 2.8 | 2.8 | 2.7 | ||
Improvement* | -0.2 | -0.1 | -0.1 | 0.3 | -0.2 | -0.1 | ||
Difference** (95% CI) | -0.1 (-0.3 to 0.04) NS | 0.04 (-0.06 to 0.8) NS | -0.15 (-0.3 to 0.008) P = 0.06 NS | |||||
Mean weight loss when over weight (BMI > 25 at baseline), kg | N = 160 | 1 year | 85.7 | 87.0 | 90.6 | 92.6 | 86.4 | 87.6 |
Baseline | 88.1 | 88.7 | 96.7 | 91.3 | 89.3 | 89.0 | ||
Improvement | -2.4 | -1.7 | -6.1 | 1.3 | -2.9 | -1.5 | ||
Difference** (95% CI) | -0.7 kg (-2.9 to 1.7) NS | -7.4 kg (-14.4 to 0.5) NS | -1.4 kg (-3.7 to 0.8) NS | |||||
Eating more fiber | N = 364 | 1 year | 93 (61%) | 87 (53%) | 18 (64%) | 10 (50%) | 111 (62%) | 97 (53%) |
Difference** | 8% (-3 to 18) NS | 14% (-13 to 40) NS | 8.7% (-1.5 to 19) NS | |||||
Doing more exercise | N = 364 | 1 year | 55 (36%) | 46 (28%) | 11 (39%) | 6 (30%) | 66 (37%0 | 52 (28%) |
Difference** (95% CI) | 8% (-2.1 to 18) NS | 9% (-18 to 33) NS | 8.4% (-1.2 to 18) NS | |||||
Smoked yesterday | N = 364 | 1 year | 72 (47%) | 91 (56%) | 16 (57%) | 13 (65%) | 88 (48%) | 106 (57%) |
Difference** (95% CI) | -9% (-20 to 1.7) NS | -8% (-33 to 19) NS | -8.7% (-18 to 1.5) NS | |||||
Smoking less or quit tobacco | N = 352 | 1 year | 28 (19%) | 26 (16%) | 7 (25%) | 0 | 35 (20%) | 26 (14%) |
Difference** (95% CI) | 3% (-5 to 12) NS | 25% (4.7 to 43) | 6.4% (-1.8 to 14) | |||||
Drinking less or quit alcohol | N = 364 | 1 year | 22 (15%) | 26 (17%) | 9 (32%) | 1 (5%) | 31 (17%) | 27 (15%) |
Difference** (95% CI) | -2.6% (-11 to 6) NS | 27% (3.7 to 46) | 2.5% (-5 to 10) NS | |||||