Table 3 Overview of studies in Pakistan & Neighbor countries for vitamin D status in women
Study | Site | Population | No. | Mean25OHD (nmol/L)a | Reference values of vitamin D status |
|---|---|---|---|---|---|
Kanani et al. 2013 [13] | Karachi, Pakistan | Female medical students of Public hospital. | 84 | 15 ± 10.71 | 25OHD < 25 nmol/L in 96.4% < 75 nmol/L in 98.8% |
Dar et al. 2012 [14] | Karachi, Pakistan | Pre-menopausal volunteers | 174 | 38.3 ± 15.23 | 25OHD < 75 nmol/L in 98.9% |
Sharif et al. 2013 [15] | Lahore, Pakistan | Pregnant Lactating women | 40 40 | 26.5 ± 17.1 21.4 ± 16.3 | 25OHD < 50 nmol/L in 95% 25OHD < 50 nmol/L in 97.5% |
Aslam et al. 2012 [16] | Faisalabad, Pakistan | Pregnant women | 61 | NA | 25OHD < 75 nmol/L in 97% |
Junaid et al. 2015 [24] | Lahore, Pakistan | Child bearing age working women | 215 | 40.4 ± 34.45 | 25OHD < 50 nmol/L in 73% 25OHD < 75 nmol/L in 90% |
Kaykhaei et al. 2011 [25] | Zahedan, Iran | Adult males 431 Adult females 562 | 993 | 34.3 ± 29.43 | 25OHD < 75 nmol/L in 94.7% |
Sharma et al. 2016 [26] | Delhi, India | Pregnant women | 418 | 38.5 ± 22.39 | 25OHD < 80 nmol/L in 93.5% |
Salameh et al. 2016 [27] | Doha, Qatar | Exclusively breast-feeding mothers | 60 | NA | 25OHD < 50 nmol/L in 78% |
Ullah et al. 2013 [28] | Dhaka, Bangladesh | Pregnant women | 188 | 61.2 ± 1.78 | 25OHD < 75 nmol/L in 78% |
Haugen et al. 2016 [29] | Kathmando, Nepal | Nursing mothers | 500 | 47.4 ± 16.4 | 25OHD < 50 nmol/L in 73.8% 25OHD < 75 nmol/L in 95.2% |
Fouda et al., 2017 [30] | Riyadh, Saudi Arab | Pregnant women | 1097 | 31.2 ± 20.90 | 25OHD < 50 nmol/L in 84.3% 25OHD < 75 nmol/L in 94.2% |
Zhau et al., 2017 [9] | Beijing, China | Lactating women | 2004 | NA | 25OHD < 50 nmol/L in 97.9% 25OHD < 75 nmol/L in 99.7% |