From: Efficacy of a workplace osteoporosis prevention intervention: a cluster randomized trial
 | Comparison of intervention effect (difference) using summaries of unadjusted means | Comparison of intervention effect (difference) using summaries of unstandardized residualsc | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
No exclusion | Exclude 2SD outliersb | Exclude 2SD outliers and adjusted for socioeconomic factorsd | ||||||||||
Differencea | 95Â % CI | p | Differencea | 95Â % CI | p | Differencea | 95Â % CI | p | Differencea | 95Â % CI | p | |
1st Follow-up | 401.15 | 395.9–406.4 | <0.0005 | 400.2 | 395.0–405.4 | <0.0005 | 355.5 | 349.4–361.7 | <0.0005 | 343.2 | 337.4–349.0 | <0.0005 |
2nd Follow-up | 366.7 | 360.6–372.8 | <0.0005 | 368.8 | 363.0–374.6 | <0.0005 | 317.0 | 311.1–322.8 | <0.0005 | 290.5 | 285.3–295.7 | <0.0005 |