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Table 2

Linear trends in glucose dynamics measured by CGM from week 2 to week 9 of the test diet period*

OutcomeVLC (n = 23)HC-Starch (n = 22)HC-Sugar (n = 19)
Estimate (95% CI)PEstimate (95% CI)PEstimate (95% CI)P
Fasting glucose       
 mg/dL, per week −0.0 (−0.5, 0.5) 0.981 −0.7 (−1.2, −0.2) 0.004 −0.6 (−1.1, −0.1) 0.029 
 mmol/L, per week −0.00 (−0.03, 0.03)  −0.04 (−0.07, −0.01)  −0.03 (−0.06, −0.00)  
Peak glucose       
 mg/dL, per week −0.4 (−1.1, 0.3) 0.223 −1.6 (−2.3, −0.9) 0.000 −1.2 (−1.9, −0.5) 0.002 
 mmol/L, per week −0.02 (−0.06, 0.01)  −0.09 (−0.12, −0.05)  −0.07 (−0.11, −0.03)  
2-h glucose       
 mg/dL, per week −0.2 (−0.8, 0.4) 0.537 −1.2 (−1.9, −0.6) 0.000 −0.5 (−1.2, 0.2) 0.191 
 mmol/L, per week −0.01 (−0.05, 0.02)  −0.07 (−0.10, −0.03)  −0.03 (−0.06, 0.01)  
OutcomeVLC (n = 23)HC-Starch (n = 22)HC-Sugar (n = 19)
Estimate (95% CI)PEstimate (95% CI)PEstimate (95% CI)P
Fasting glucose       
 mg/dL, per week −0.0 (−0.5, 0.5) 0.981 −0.7 (−1.2, −0.2) 0.004 −0.6 (−1.1, −0.1) 0.029 
 mmol/L, per week −0.00 (−0.03, 0.03)  −0.04 (−0.07, −0.01)  −0.03 (−0.06, −0.00)  
Peak glucose       
 mg/dL, per week −0.4 (−1.1, 0.3) 0.223 −1.6 (−2.3, −0.9) 0.000 −1.2 (−1.9, −0.5) 0.002 
 mmol/L, per week −0.02 (−0.06, 0.01)  −0.09 (−0.12, −0.05)  −0.07 (−0.11, −0.03)  
2-h glucose       
 mg/dL, per week −0.2 (−0.8, 0.4) 0.537 −1.2 (−1.9, −0.6) 0.000 −0.5 (−1.2, 0.2) 0.191 
 mmol/L, per week −0.01 (−0.05, 0.02)  −0.07 (−0.10, −0.03)  −0.03 (−0.06, 0.01)  

Data are mean estimate (95% CI). Null hypothesis, slope = 0.

*

Within–diet group estimates of slopes derived from linear regression model of weekly means from week 2 to week 9 of the test diet period.

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