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Felício J, Moraes L, Lemos G, Souza Í, Vieira G, Silva L, Queiroz N, Souza AC, Melo F, Neto JFA, Britto H, Lemos M, Santos M, Figueiredo P, Motta AR, Reis M, Caldeira G, Leal V, Piani P, Aquino V, Felício K. High dose cholecalciferol supplementation causing morning blood pressure reduction in patients with type 1 diabetes mellitus and cardiovascular autonomic neuropathy. Sci Rep 2024; 14:6374. [PMID: 38493259 PMCID: PMC10944468 DOI: 10.1038/s41598-024-56934-1] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/10/2023] [Accepted: 03/12/2024] [Indexed: 03/18/2024] Open
Abstract
We evaluated the association of cardiovascular autonomic neuropathy (CAN), blood pressure (BP) and Vitamin D (VD) levels before and after high-dose cholecalciferol supplementation (4000/10,000) UI/day) for 12 weeks in patients (N = 67) with type 1 diabetes mellitus (T1DM). Based on this prospective controlled pilot study, patients were divided into group 1 (N = 23 with CAN) and group 2 (N = 44 without CAN). At baseline, group 1 had higher systolic BP (SBP) during sleep (115 ± 14 vs. 107 ± 12 mmHg, p = 0.04) and lower nocturnal dipping (3 ± 5 vs. 8 ± 6%, p = 0.009). Among those with loss of nocturnal dipping, 45.4% (20/44) had CAN, while in normal nocturnal dipping group it occurred only in 13% (3/23) (p = 0.007). Non-dipper group had worse CAN parameters when compared to dipper group [Very low frequency (VLF) (2.5 ± 0.5vs.2.8 ± 0.4 s, p = 0.01), total power (TP) (2.9 ± 0.6 vs. 3.3 ± 0.4 s, p = 0.01), Valsalva coefficient (1.5 ± 0.4 vs. 1.8 ± 0.6, p = 0.06)]. After VD, only group 1 improved CAN parameters [TP (2.5 ± 0.4 vs. 2.8 ± 0.6, p = 0.01) and VLF (2.2 ± 0.4 vs. 2.4 ± 0.5, p = 0.03). Group 1 presented a reduction in morning SBP (120 ± 20 vs. 114 ± 17 mmHg, p = 0.038) and in morning SBP surge (13 ± 13 vs. 5 ± 14, p = 0.04). High-dose VD was associated with improved CAN parameters and reduced awake SBP and morning SBP surge. These findings suggest that VD may benefit patients with cardiovascular autonomic neuropathy. ISRCTN32601947, registration date: 31/07/2017.
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Affiliation(s)
- João Felício
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil.
| | - Lorena Moraes
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Gabriela Lemos
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Ícaro Souza
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Giovana Vieira
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Lilian Silva
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Natércia Queiroz
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Ana Carolina Souza
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Franciane Melo
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - João Felício Abrahão Neto
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Hana Britto
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Manuela Lemos
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Márcia Santos
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Priscila Figueiredo
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Ana Regina Motta
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Melissa Reis
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Gisele Caldeira
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Valéria Leal
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Pedro Piani
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Vitória Aquino
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
| | - Karem Felício
- Endocrinology Division, University Hospital João de Barros Barreto, Federal University of Pará, 4487, Guamá, Belém, Pará, 66073-000, Brazil
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