Double-blind randomised controlled trial of vitamin D3 supplementation for the prevention of acute respiratory infection in older adults and their carers (ViDiFlu)

Adrian R Martineau; Yasmeen Hanifa; Karolina D Witt; Neil C Barnes; Richard L Hooper; Mital Patel; Natasha Stevens; Zinat Enayat; Zuhur Balayah; Asmat Syed; Aishah Knight; David A Jolliffe; Claire L Greiller; David McLaughlin; Timothy R Venton; Marion Rowe; Peter M Timms; Duncan Clark; Zia Sadique; Sandra M Eldridge; Christopher J Griffiths

doi:10.1136/thoraxjnl-2015-206996

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Respiratory infection

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Double-blind randomised controlled trial of vitamin D₃ supplementation for the prevention of acute respiratory infection in older adults and their carers (ViDiFlu)

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	Abstract	Full	Pdf
Jun 2015	711	38	68
Jul 2015	241	43	47
Aug 2015	56	9	15
Sep 2015	1129	27	82
Oct 2015	532	22	46
Nov 2015	273	19	23
Dec 2015	181	12	26
Jan 2016	170	31	32
Feb 2016	92	13	19
Mar 2016	68	17	17
Apr 2016	89	7	24
May 2016	73	6	17
Jun 2016	54	8	12
Jul 2016	31	7	6
Aug 2016	49	4	5
Sep 2016	56	14	6
Oct 2016	78	5	6
Nov 2016	47	12	11
Dec 2016	39	3	5
Jan 2017	44	8	8
Feb 2017	58	16	9
Mar 2017	58	13	11
Apr 2017	31	14	7
May 2017	28	12	3
Jun 2017	43	11	7
Jul 2017	103	9	3
Aug 2017	59	5	4
Sep 2017	123	4	3
Oct 2017	95	2	6
Nov 2017	106	13	14
Dec 2017	82	6	6
Jan 2018	104	9	9
Feb 2018	83	7	3
Mar 2018	83	11	5
Apr 2018	110	13	2
May 2018	114	11	8
Jun 2018	74	9	4
Jul 2018	79	14	3
Aug 2018	74	12	13
Sep 2018	48	18	8
Oct 2018	46	32	12
Nov 2018	123	111	15
Dec 2018	48	38	9
Jan 2019	53	37	25
Feb 2019	44	29	11
Mar 2019	68	52	23
Apr 2019	47	41	18
May 2019	37	35	10
Jun 2019	32	28	16
Jul 2019	36	32	9
Aug 2019	80	68	17
Sep 2019	45	31	18
Oct 2019	67	58	16
Nov 2019	64	62	28
Dec 2019	77	55	36
Jan 2020	57	49	15
Feb 2020	45	40	18
Mar 2020	209	170	77
Apr 2020	156	141	46
May 2020	125	104	51
Jun 2020	153	144	44
Jul 2020	119	109	42
Aug 2020	107	91	35
Sep 2020	188	157	26
Oct 2020	212	194	33
Nov 2020	282	256	55
Dec 2020	203	178	37
Jan 2021	194	172	39
Feb 2021	241	199	31
Mar 2021	236	216	73
Apr 2021	195	173	72
May 2021	180	172	45
Jun 2021	59	58	18
Jul 2021	50	51	17
Aug 2021	77	77	25
Sep 2021	85	85	30
Oct 2021	91	80	34
Nov 2021	69	64	35
Dec 2021	137	130	44
Jan 2022	110	91	32
Feb 2022	83	74	45
Mar 2022	168	165	29
Apr 2022	292	292	32
May 2022	90	86	27
Jun 2022	104	90	21
Jul 2022	62	63	9
Aug 2022	100	91	22
Sep 2022	123	116	37
Oct 2022	112	102	34
Nov 2022	110	102	32
Dec 2022	78	80	25
Jan 2023	98	85	45
Feb 2023	117	106	45
Mar 2023	128	120	22
Apr 2023	73	58	31
May 2023	97	81	42
Jun 2023	75	67	32
Jul 2023	65	57	22
Aug 2023	76	67	9
Sep 2023	72	65	16
Oct 2023	76	63	18
Nov 2023	75	71	4
Dec 2023	159	145	7
Jan 2024	75	53	8
Feb 2024	69	55	16
Mar 2024	75	54	81
Total	12667	6832	2551

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