{
  "assessed_studies": 262,
  "decisions": {
    "included": 64,
    "excluded": 120,
    "pending": 78
  },
  "categories": {
    "binary_observational_did": 64,
    "randomized_trial": 34,
    "design_review": 78,
    "instrumental_variables": 24,
    "nonbinary_treatment": 47,
    "not_did": 15
  },
  "historical_comparisons": 1551,
  "eligible_comparisons": 1413,
  "published_comparisons": 1507,
  "original_roster_studies": 22,
  "main_studies": 22,
  "main_comparisons": 1351,
  "plotted_comparisons": 1338,
  "removed_comparisons": 44,
  "removed_comparisons_by_study": {
    "1010": 9,
    "1087": 6,
    "1390": 5,
    "1161": 2,
    "1097": 5,
    "1155": 4,
    "1145": 7,
    "1420": 2,
    "1013": 4
  },
  "main_studies_with_comparisons": 21,
  "main_methods": {
    "BJS / did2s": 271,
    "Sun–Abraham": 259,
    "CS-DID": 190,
    "CS-DID (treated cells)": 190,
    "SDID": 125,
    "Matrix completion": 181,
    "Horizontal ridge": 122,
    "Multisynth (cohort-averaged)": 9,
    "Multisynth (individual)": 4
  },
  "development_assessed_studies": 240,
  "development_studies": 46,
  "development_studies_with_comparisons": 36,
  "development_comparisons": 156,
  "development_plotted_comparisons": 149,
  "development_methods": {
    "BJS / did2s": 36,
    "Sun–Abraham": 34,
    "CS-DID": 19,
    "CS-DID (treated cells)": 19,
    "Matrix completion": 15,
    "SDID": 13,
    "Horizontal ridge": 13,
    "Multisynth (cohort-averaged)": 5,
    "Multisynth (individual)": 2
  }
}