Study	Reason for exclusion
Abbot 2000	Allocation: not randomised, a review.
Cha 2001	Allocation: randomised (computer codes). Diagnosis: current IVF treatment, N=199, age 26‐46 years, women, consecutively treated with IVF‐ET over a 4 month period. Interventions: Standard IVF treatment + intercessory prayer (within 5 days of hormone treatment, daily throughout course of treatment) vs. standard medical care. Outcomes: Pregnancy, leaving the study early. Excluded because of Feedback, after we learnt of controversy and that the Journal of Reproductive Medicine had removed the study from its web site. One of the study authors was added to the author list without their knowledge, and disowns the study (web link ‐ accessed February 2009). The lead author has not been possible to contact.
Conti 1999	Allocation: randomised. Participants: people receiving haemodialysis. Interventions: intercessory prayer or positive visualization versus combination of intercessory prayer with expectation of PV or PV with expectation of IP, not standard care.
Galton 1883	Allocation: not randomised, case control study, life expectancy of monarchs (much prayed for group) versus other professionals.
Green 1993	Allocation: randomised. Participants: hospitalised neurosurgical pituitary patients. Intervention: Intercessory prayer plus enhanced expectations versus intercessory prayer with normal expectations.
Greyson 1997	Allocation: randomised. Participants: people with 'major depression receiving traditional treatment'. Interventions: 'distance healing', LeShan meditation technique, not intercessory prayer.
Harrison 1999a	Allocation: randomised. Participants: college students. Interventions: intercessory prayer and personality factors. Outcomes: combined effects of personality factors and prayer on college success.
Lilliston 1981	Allocation: not randomised, case control study.
Lilliston 1982	Allocation: not randomised, case control study.
O'Mathuna 1999	Allocation: not randomised, a review.
Sicher 1998	Allocation: randomised. Participants: people with AIDS. Intervention: 'distance healing', not specifically intercessory prayer.
Toth 1999	Allocation: not randomised, a review.
Wiesendanger 2001	Allocation: not randomised, a review.
Wirth 1994a	Allocation: randomised. Participants: those with full thickness dermal wounds. Interventions: non‐contact therapeutic touch versus non‐contact therapeutic touch and Rekiki and LeShan meditation along with intercessory prayer, not intercessory prayer alone.
Wirth 1994b	Allocation: randomised. Intervention: non‐traditional distant prayer versus none, not intercessory prayer. Outcomes: physiological measures.