ADI’s prediction for Indonesia’s national prevalence of dementia in 2015, 2030, and 2050 can be found in the World Alzheimer Report 2015, available on ADI’s website (Prince et al., 2015). For the regional prevalence data of Yogyakarta and Bali province, the estimates can be accessed in the policy briefs issued by Surveymeter, available on their website (Suriastini et al., 2016, 2018).

References:

Prince, M., Wimo, A., Guerchet, M., Ali, G.-C., Wu, Y.-T., Prina, M., & Alzheimer’s Disease International. (2015). World Alzheimer Report 2015 The Global Impact of Dementia: An analysis of prevalence, incidence, cost and trends. https://www.alz.co.uk/research/WorldAlzheimerReport2015.pdf

Suriastini, Turana, Y., Sukadana, W., Sikoki, B., Witoelar, F., Lesmana, C. B. J., Mulyanto, E. D., Hermoko, R., & Anandari, G. A. A. A. (2018). Menggugah Lahirnya Kebijakan Kelanjutusiaan Menggugah Lahirnya Kebijakan Kelanjutusiaan.

Suriastini, Turana, Y., Witoelar, F., Supraptilah, B., Wicaksono, T., & Dwi, E. (2016). Policy Brief Angka Prevalensi Demensia: Perlu Perhatian Kita Semua. SurveyMETER, Maret, 1–4.