Table 3. Difference between intervention and control conditions in change in BMI (n=806)^a^,^b.

	12-month				24-month

	Change per unit (t-score)	95% CI			Change per unit (t-score)	95% CI

		Lower	Upper	P-value		Lower	Upper	P-value
Group difference in change in BMI (intention-to-treat analysis)	.272 (0.98)	−.271	.816	.33	.276 (0.88)	−.338	.890	.38
Intervention participation (per unit: range 0–100) (Dose–response analysis)	−.013 (−1.27)	−.032	.007	.21	−.012 (−1.81)	−.025	.001	.06

Adjusted for gender, age, race/ethnicity, education, job category, shift, and hours worked per week.

Weighted to represent the hospital workforce population.

Table 3. Difference between intervention and control conditions in change in BMI (n=806)a,b.