Table 2.

Systematic reviews included in the study and the count of papers retrieved by original authors and large language models.

Systematic review	Field	PRISMAa guidelines	PROSPERO registration	Papers in the original paper, n	Papers returned by GPT-3.5, n	Papers returned by GPT-4, n	Papers returned by Bard, n
Lähdeoja et al [16]	Surgery	Yes	Yes	9	10	10	9
Catapano et al [17]	Sports medicine	Yes	No	5	7	5	5
Gutiérrez-Espinoza et al [18]	Physiotherapy	Yes	Yes	7	15	7	7
Chen et al [19]	Sports medicine	Yes	No	18	18	18	16
An et al [20]	Anesthesiology	Yes	Yes	9	9	9	0
Craig et al [21]	Surgery	Yes	No	23	22	22	23
Naunton et al [22]	Physiotherapy	Yes	Yes	7	10	8	7
Malliaras et al [23]	Physiotherapy	Yes	Yes	3	5	7	5
Simpson et al [24]	Sports medicine	Yes	Yes	18	18	18	23
Belk et al [25]	Anesthesiology	Yes	No	5	10	8	5
Belk et al [8]	Surgery	Yes	No	5	15	7	5
Total		11/11	6/11	109	139	119	104

^aPRISMA: Preferred Reporting Items for Systematic Reviews and Meta-Analyses.