Total number of individuals Male and Female (%) Number of individuals with vitamin D levels (<30 ng/mL) City and geographical location in the country References
300 65% and 35% 272 (84%) Karachi (Southern part) 14
858 41% and 59%. 768 (89.5%) Karachi (Southern part) 15
500 29% and 71% 438 (87.6%) Islamabad (Central Part) 13
104 37.5% and 62.5% 99 (95.2%) All over the country 17
191 86% and 14% 170 (89.1%) Karachi (Southern part) 18
88 57% and 43% 87 (98.86%) Lahore (Central part) 19
244 21% and 79% 186 (76.2%) Karachi (Southern part) 20
180 100% male 160 (88.8%) Hyderabad (Southern part) 21
4788 29% and 71% 3562 (74.4%) Karachi (Southern part) 22
305 100% female 275 (90.1%) Karachi (Southern part) 23
60937 31% and 69% 37233 (61.1%) All over the country 24
4830 33% and 67% 4091 (84.7%) Lahore, Rawalpindi, Islamabad, Sialkot, Gujranwala, Abbotabad and Peshawar (Central and Northern part) 25
Total individuals = 73325 Overall male 31% and female 69% Overall = 47341 (64.6%) All over the country Number of studies= 12