Table 4

The comparison of respiratory symptoms scores between treatment and control group by repeated measure of analysis of variance (<a onClick="popup('http://www.nutritionj.com/content/12/1/57/mathml/M3','MathML',630,470);return false;" target="_blank" href="http://www.nutritionj.com/content/12/1/57/mathml/M3">View MathML</a>)
Group Baseline One month follow-up Two month follow-up End of follow-up F P*
Treatment 8.86 ± 2.15 8.24# ± 2.33 7.82# ±1.88 7.92# ±1.99 6.582 0.002*
Control 8.92 ± 2.33 8.36 ± 2.00 8.45 ± 2.41 8.39 ± 2.33 2.279 0.082
F P 0.689 0.409

* P < 0.01 when assessing the effect of change with the lapse of time by using repeated measure of analysis of variance.

# P < 0.05 when comparing the scores of follow-up versus of baseline by using paired sample t-test.

Cai et al.

Cai et al. Nutrition Journal 2013 12:57   doi:10.1186/1475-2891-12-57

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