Table 2.

Studies of attentional oddball in SZ included in our SDM meta-analysis.

Author	Sample	Task	Included contrast
1. Collier et al., 2014	20 SZ 22 HC	An auditory and visual oddball task	Novel (auditory and visual) vs. baseline Target (visual) vs. baseline
2. Laurens et al. (2005)	28 SZ 28 HC	An auditory oddball task	Novel vs. baseline (non target stimuli)
3. Ngan et al., 2003	14 SZ 29 HC	Auditory oddball task (two types)	Target (non speech stimuli) vs. baseline
4. Wolf et al., 2008	17 SZ 21 HC	An auditory 3-stimulus oddball task	Novel vs. baseline
5. Wynn et al. (2015)	21 SZ 22 HC	A visual oddball task	Target vs. baseline (implicit)

Note: SZ, schizophrenia patients; HC, healthy controls.