Most Indonesian Muslims can be classified as santri, according to a new study. That means they belong to that section of the Muslim community that observes the rituals of Islam. It distinguishes them from the abangan, those whose rituals borrowed more from pre-Islamic Javanese beliefs.

This is the result of a study by the Center of Islamic and Community Studies (PPIM), a body within the State Institute of Islamic Studies (IAIN) Syarif Hidaya