Awadalla [12] | 2019 | Saudi Arabia | 2878 | Gastroesophageal reflux symptoms | Gastroesophageal reflux disease is highly prevalent among college students, especially males. |
Chu et al. [13] | 2015 | Germany China | 5159 | Diarrhea Constipation Stomach trouble | Many students experience one or more health complaints besides gastrointestinal symptoms. Poor general health was positively related with frequent health complains |
Rahman et al. [14] | 2013 | Saudi Arabia | 650 | Not specified | Male students experience more stress than female students. Academic performance and psychological issues were the main sources of stress for students. |