From: You are how you recruit: a cohort and randomized controlled trial of recruitment strategies
Free-media (Reference) | Paid-media | ||||||||
---|---|---|---|---|---|---|---|---|---|
Postal | Free-to-read print | Transit | Internet | Radio | Trade-specific publications | Paid–to-read print | Birth issues | ||
Maternal characteristics | |||||||||
Mean Age (SD) | 31.5 (4.6) | 30.1 (6.0) | 32.3 (4.4)* | 31.2 (3.8) | 31.5 (4.3)* | 30.7 (4.4) | 30.9 (4.5)* | 30.4 (3.7) | 30.9 (4.5)* |
n = 10 | n = 4 | n = 27 | n = 58 | n = 126 | n = 50 | n = 313 | n = 18 | n = 479 | |
Above 24 weeks GA | 30.00% | 25.00% | 51.85% | 53.45%** | 53.54%* | 40.00% | 55.27%* | 72.22%* | 53.75%* |
(3/10) | (1/4) | (14/27) | (31/58) | (68/127) | (20/50) | (173/313) | (13/18) | (258/480) | |
Mother Caucasian | 62.50% | 100.00% | 95.83% | 90.57% | 76.64% | 85.71% | 82.68% | 81.25% | 81.28% |
(5/8) | (4/4) | (23/24) | (48/53) | (82/107) | (24/28) | (191/231) | (13/16) | (291/358) | |
Mother attended post-secondary | 55.56%* | 100.00% | 100.00% | 92.59% | 90.00% | 93.10% | 89.79% | 100.00% | 89.70% |
(5/9) | (3/3) | (24/24) | (50/54) | (99/110) | (27/29) | (211/235) | (18/18) | (331/369) | |
Mother reports no current or prior health conditions | 25.00% | 25.00% | 12.50%** | 24.53% | 24.30% | 21.43% | 22.08%* | 12.50% | 22.91%* |
(2/8) | (1/4) | (3/24) | (13/53) | (26/107) | (6/28) | (51/231) | (2/16) | (82/358) | |
Mother has or had asthma | 25.00% | 0.00% | 8.33%** | 18.87% | 16.82% | 32.14% | 19.91% | 6.25% | 21.79% |
(2/8) | (0/4) | (2/24) | (10/53) | (18/107) | (9/28) | (46/231) | (1/16) | (78/358) | |
Mother smokes daily or occasionally | 0.00% | 0.00% | 0.00% | 5.66% | 5.61% | 3.57% | 6.06% | 6.25% | 5.03% |
(0/8) | (0/4) | (0/24) | (3/53) | (6/107) | (1/28) | (14/231) | (1/16) | (18/358) | |
Paternal characteristics | |||||||||
Father born in Canada | 66.67% | 30.00% | 91.67% | 85.71% | 86.79% | 75.00% | 85.44% | 33.33%** | 83.33% |
(2/3) | (3/10) | (11/12) | (24/28) | (46/53) | (12/16) | (88/103) | (1/3) | (145/174) | |
Father attended post-secondary | 66.67% | 66.67% | 75.00% | 85.71% | 88.68% | 81.25% | 82.52% | 100% | 83.91% |
(2/3) | (2/3) | (9/12) | (24/28) | (47/53) | (13/16) | (85/103) | (3/3) | (146/174) | |
Father has or had asthma | 33.33% | 33.33% | 33.33% | 28.57% | 16.98% | 37.50% | 18.45% | 0.00% | 24.14% |
(1/3) | (1/3) | (4/12) | (8/28) | (9/53) | (6/16) | (19/103) | (0/3) | (42/174) | |
Family characteristics | |||||||||
Family income ≥ $80,000 | 33.33%* | 66.67% | 77.27% | 75.00% | 68.93% | 60.71% | 68.66% | 75.00% | 66.76% |
(3/9) | (2/3) | (17/22) | (39/52) | (71/103) | (17/28) | (149/217) | (12/16) | (231/346) | |
Family income ≥ $40,000 | 77.78% | 66.67% | 95.45% | 96.15% | 93.20% | 89.29% | 94.93% | 100% | 92.49% |
(7/9) | (2/3) | (21/22) | (50/52) | (96/103) | (25/28) | (206/217) | (16/16) | (320/346) | |
Married /Common law | 77.78%* | 100.00% | 100.00% | 97.74% | 95.12% | 95.83% | 93.79% | 100.00% | 93.56% |
(7/9) | (4/4) | (27/27) | (54/57) | (117/123) | (46/48) | (287/306) | (17/17) | (436/466) |