Correction: Vitamin K and women's health: A review

Sharifa Alblooshi^*

• Department of Health Sciences, College of Natural and Health Sciences, Zayed University, Dubai, United Arab Emirates

Error in figure/table Wrong content There was a mistake in table 1 as published. The entry included: "Iwamoto et al. (118) Osteoporotic women 60–75 RCT K2 (MK-4) 45 mg/day 2 years Decreased fracture incidence." This study has been removed. The corrected table 1 appears below. Study (Author, Year) Population Age range Study design Vitamin K type Dose Duration Main outcome Booth et al. (120) Postmenopausal Women 55–70 Observational (Cross-sectional) K1 Dietary intake (median 122 µg/ day) - Lower bone loss rates with higher K1 intake Braam et al. (116) Healthy postmenopausal 50–60 RCT K2 (MK-4) 45 mg/day 3 years Improved bone mineral density AlBlooshi Frontiers Media SA women Beulens et al. (117) Adult women and men 20–70 Prospective cohort K1 and K2 Dietary intake 8.1 years K2 associated with reduced coronary heart disease risk Knapen et al. (53) Postmenopausal Women 55–65 RCT K2 (MK-7) 180 µg/day 3 years Increased arterial elasticity Rasekhi et al. (89, 90) Women with PCOS 18–40 RCT K2 (MK-7) 180 µg/day 8 weeks Improved insulin sensitivity Shea et al. (40, 41) Elderly men and Women ≥65 RCT K1 500 µg/day 3 years No effect on cognitive decline RCT, Randomized Controlled Trial; PCOS, Polycystic Ovary Syndrome; MK-4/MK-7, Menaquinone-4/Menaquinone-7 (forms of Vitamin K2). The original version of this article has been updated. Text Correction The text was incorrectly written with a lower case as: "brussels sprouts" A correction has been made to the section [Introduction, page 2, paragraph 2]: "Brussels sprouts" The original version of this article has been updated. The text was incorrectly written as: "…the European Communities recommends 75 µg/day (4)." A correction has been made to the section [Introduction, page 2, paragraph 3]: "…the European Communities recommend 75 µg/day (4)." The original version of this article has been updated. The text was incorrectly written as: "In addition to acting as an enzyme cofactor, vitamin K plays roles such as having anti-inflammation effects…" A correction has been made to the section [Introduction, page 2, paragraph 4]: "In addition to acting as an enzyme cofactor, vitamin K plays roles such as anti-inflammatory effects…" The original version of this article has been updated. The text was incorrectly written as: "…exhibits an antioxidative activity 10–100 times higher than other antioxidants …" A correction has been made to the section [Introduction, page 2, paragraph 4]: "…exhibits antioxidative activity 10–100 times higher than that of other antioxidants …" The original version of this article has been updated. The text was incorrectly written as: "…protective effect on neurons (4)." A correction has been made to the section [Introduction, page 2, paragraph 6]: "…protective effects on neurons (4)." The original version of this article has been updated. A correction has been made to the section [Section 5, page 5, paragraph 3]: "A systematic review by Hartley et al. (2015) found no evidence that vitamin K supplementation improves cardiovascular risk factors (49). On the other hand, in the Rotterdam study, a prospective population-based cohort study by Geleijnse et al. (44) that followed 4,807 Dutch men and women aged 55+ for 7.2 years, higher intake of menaquinone (vitamin K2) was associated with a 41% lower coronary heart disease (CHD) risk and a 57% lower CHD mortality." The original version of this article has been updated. The text was incorrectly written with minor grammatical mistake and incorrect capitalization as: "However, no association was observed with phylloquinone intake with CHD or aortic calcification. Contrary to Geleijnse et al.'s finding, The Nurses' Health Study, …" A correction has been made to the section [Section 5, page 5, paragraph 3]: "However, no association was observed between phylloquinone intake and CHD or aortic calcification. Contrary to Geleijnse et al.'s finding, the Nurses' Health Study, …" The original version of this article has been updated. The text was incorrectly written with typographical errors as: "…and improvements in bone and cardiovascular health, optimal dosing strategies remain underdefined, ..." A correction has been made to the section [Section 5, page 6, paragraph 8]: "… and improvements in bone and cardiovascular health; however, optimal dosing strategies remain under-defined, …" The original version of this article has been updated. The text was incorrectly written as: "… for a median year of 13.6 years…" A correction has been made to the section [Section 6, page 6, paragraph 2]: "… for a median follow‑up of 13.6 years …" The original version of this article has been updated. The text was incorrectly written as: "… compared to who consumed the least …" A correction has been made to the section [Section 6, page 6, paragraph 2]: "… compared to those who consumed the least …" The original version of this article has been updated. The text was incorrectly written with unit formatting errors as: "…a significantly higher eGFR (by 9.87 ml.min/1.73 m2)" A correction has been made to the section [Section 7, page 7, paragraph 3]: "a significantly higher eGFR (by 9.87 ml/min/1.73 m²)" The original version of this article has been updated. The text was incorrectly written as: "…17%–20% lower odds of dementia of mild cognitive impairment, …" A correction has been made to the section [Section 8, page 8, paragraph 2]: "17%–20% lower odds of dementia or mild cognitive impairment, …" The original version of this article has been updated. The heading was incorrectly written as: "9 Vitamin K and insulin sensitivity and diabetes" A correction has been made to the section [Section 9, page 8, Heading]: "9 Vitamin K, insulin sensitivity, and diabetes" The original version of this article has been updated. The text was incorrectly written as: "… but the difference and the mechanism involved are not clearly understood." A correction has been made to the section [Section 13, page 13, paragraph 1]: "… but the differences and mechanisms involved are not clearly understood." The original version of this article has been updated. Citation correction Iwamoto et al. (118) was removed from the article. The citation has now been removed from [table 1, row 7] and section [Section 12, page 11, paragraph 1] and should read: "Several randomized controlled trials (RCTs) demonstrated positive effects of vitamin K2 supplementation, particularly MK-4 and MK-7, on bone mineral density (116) and arterial elasticity (53). The original version of this article has been updated.