Exact(12)
Grouping 3 years together provides a sufficient group size to minimise random fluctuations in mortality rates.
The cut-off level used was 41 ng/L which corresponded to the mean serum PTH concentrations in the vitamin D sufficient group.
In order to ensure sufficient group size in the Kaplan-Meier curves, we grouped 50 70% and >70% stenosis as >50%.
All of the seven genes were associated with vitamin D deficiency, that is, more highly expressed in the deficient group compared with the sufficient group.
PTH concentrations were significantly lower in subjects with optimum serum vitamin D (> 70 nmol/l) (PTH (vitamin D sufficient group): 41 [ 2] ng/L v/s vitamin D insufficient group: 61.7 [5.3], p < 0.0001).
The occurrence of psychotic symptoms in non-schizophrenics demonstrates that the diagnosis for schizophrenia is not to be made by finding evidence of a few psychotic symptoms, but by meeting a sufficient group of finite criteria.
Similar(48)
Baseline characteristics were similar between vitamin D insufficient and vitamin D sufficient groups.
As a coach, he has an unimpressive playoff record, but he has never had such a self-sufficient group.
The community that Mr. Rutiririza joined is a largely self-sufficient group, receiving relatively small amounts of aid from the larger Muslim world.
Although the five-year mortality rate of each complement-deficient group was lower than that of the complement-sufficient group, there were no significant differences between each complement-deficient group and the complement-sufficient group (Additional file 8).
Lymph node metastasis was more frequent in the vitamin D-sufficient group than in other groups (P = 0.017; Table 1).
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