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Table 2 Univariate and multivariate analysis on factors associated with weight gain >2%, by stepwise logistic regression

From: Profiles of lipids, blood pressure and weight changes among premenopausal Chinese breast cancer patients after adjuvant chemotherapy

  Univariate analysis Multivariate analysis
OR 95% CI for OR p OR 95% CI for OR p
Age at diagnosis 0.529 0.365–0.766 0.0007 0.459 0.309–0.683 0.0001
  ≤ 35 1 - -    
 36–40 0.767 0.316–1.861 0.5575   
 41–45 0.332 0.149–0.741 0.0072   
>/= 1 children before breast cancer diagnosis 0.751 0.428–1.315 0.3160   
1st degree relative with breast cancer 1.425 0.488–4.167 0.5173   
ER positive 0.975 0.566–1.682 0.9282   
PR positive 1.211 0.726–2.022 0.4632   
HER2 over-expression 1.032 0.538–1.981 0.9238   
Received adjuvant radiotherapy 1.352 0.812–2.250 0.2466   
Received adjuvant taxane-containing chemotherapy 1.903 1.073–3.374 0.0278 2.041 1.127–3.696 0.0186
Duration of adjuvant chemotherapy >64 days 1.904 1.137–3.189 0.0143    
Received corticosteroid premedication during chemotherapy 1.605 0.608–4.237 0.3390   
Received adjuvant tamoxifen therapy 1.366 0.778–2.398 0.2781   
Received adjuvant trastuzumab 0.969 0.227–4.140 0.9660   
Use of traditional Chinese medicine since diagnosis 1.303 0.758–2.239 0.3384   
Education 1.299 0.850–1.987 0.2271    
 Primary school 1 - -   
 Secondary school 1.447 0.757–2.766 0.2642   
 Tertiary school + Higher qualification 1.669 0.718–3.878 0.2336   
Employment- Working 0.954 0.579–1.572 0.8531   
Family income </= HK$ 25,000 1.388 0.832–2.315 0.2097   
Ever Smoker 0.374 0.103–1.357 0.1348   
Ever excessive alcohol intake (>2 units/day) - - 0.9868   
Chemotherapy-related amenorrhea 2.375 1.034–5.435 0.0414 3.472 1.395–8.621 0.0074
Post/peri- menopausal at study entry 0.666 0.408–1.085 0.1023    
Age at study entry 0.593 0.429–0.819 0.0015   
  ≤ 40 1 -    
 41–45 0.755 0.297–1.923 0.5561   
 46–50 0.467 0.198–1.102 0.0822   
  > 50 0.185 0.059–0.580 0.0038