Screener treatment Response rate
(%)
95% CI Sample
size
Phone matched
 1st-pc-1st 45.6 (43.4, 47.5) 3,142
 1st-pc-SP 50.9 (46.0, 55.8) 626
 1st-ivr-1st 49.0 (45.9, 52.2) 1,257
 SP-pc-1st 52.8 (47.3, 58.2) 420
 SP-ivr-1st 52.9 (49.2, 56.6) 836
Phone not matched
 1st-pc-1st 41.7 (39.5, 44.0) 2,896
 1st-pc-SP 44.5 (42.1, 47.1) 1,751
 SP-pc-1st 50.7 (47.4, 54.0) 1,186