Around 720 million people in China had an unmet need for vision correction in 2017. The statistic illustrates the leading countries with the highest number of people with an unmet need for vision correction in 2017.
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ODI. (April 5, 2018). Leading countries with the highest number of people with an unmet need for vision correction in 2017 (in millions) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 25, 2026, from /statistics/1076245/countries-with-the-highest-unmet-need-for-vision-correction/
ODI. "Leading countries with the highest number of people with an unmet need for vision correction in 2017 (in millions)." Chart. April 5, 2018. ÌÇÐÄÆƽâ°æ. Accessed July 25, 2026. /statistics/1076245/countries-with-the-highest-unmet-need-for-vision-correction/
ODI. (2018). Leading countries with the highest number of people with an unmet need for vision correction in 2017 (in millions). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 25, 2026. /statistics/1076245/countries-with-the-highest-unmet-need-for-vision-correction/
ODI. "Leading Countries with The Highest Number of People with An Unmet Need for Vision Correction in 2017 (in Millions)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 5 Apr 2018, /statistics/1076245/countries-with-the-highest-unmet-need-for-vision-correction/
ODI, Leading countries with the highest number of people with an unmet need for vision correction in 2017 (in millions) ÌÇÐÄÆƽâ°æ, /statistics/1076245/countries-with-the-highest-unmet-need-for-vision-correction/ (last visited July 25, 2026)
Leading countries with the highest number of people with an unmet need for vision correction in 2017 (in millions) [Graph], ODI, April 5, 2018. [Online]. Available: /statistics/1076245/countries-with-the-highest-unmet-need-for-vision-correction/
