Table 3.

Serum biochemical analyses results for control (n 6) and treatment (n 7) groups prior to entry and at the conclusion of the vitamin D supplementation trial

(Medians and ranges)

	Group
	Control				Treatment†
	Pre-trial		End-trial		Pre-trial		End-trial
Variable	Median	Range	Median	Range	Median	Range	Median	Range
Intact PTH (pg/ml)	16	6–27·1	10·7	5·6–16·2	10·7	3·7–26·5	13·5	4·8–40·5
Ionised Ca (mmol/l)	1·3	1·1–1·3	1·3	1·3–1·4	1·3	1·3–1·4*	1·4	1·3–1·4
P (mmol/l)	1·3	1·1–1·4	1·3	1·1–1·5	1·4	1·2–1·7	1·3	1·1–1·6
Creatinine (μmol/l)	88·4	70·7–114·9	97·2	70·7–114·9	97·2	61·9–132·6	106·1	53·0–114·9

PTH, parathyroid hormone.

^*Values were significantly different between pre-trial control and treatment groups (P = 0·02; Wilcoxon two-sample test).

^†Daily oral vitamin D₃ supplementation, 2·3 µg/kg^0·75.