From: You are how you recruit: a cohort and randomized controlled trial of recruitment strategies
Reference population | Recruits | ||||
---|---|---|---|---|---|
Total | Fax | In-clinic | |||
n = 836 | n = 308 | n = 399 | |||
Married or common law** | 93.5% | 94.56% | 97.7%* | 93.4% | |
(1895/2026) | (747/790) | (255/261) | (353/378) | ||
Attended university (yes/no) | 52.0% | 90.9%* | 92.6%* | 89.8%* | |
(1049/2018) | (566/623) | (176/190) | (281/32) | ||
Current daily or occasionally cigarette smoking | 18.6% | 5.0%* | 6.8%* | 4.2%* | |
(379/2041) | (31/617) | (13/177) | (13/294) | ||
Ethnic or racial group | Caucasian** | 77.5% | 82.3%* | 85.9%* | 78.2% |
(1531/1986) | (538/654) | (195/227) | (240/307) | ||
Asian | 9.2% | 8.9% | 6.7% | 11.4% | |
(182/1986) | (55/621) | (13/194) | (35/307) | ||
East Indian | 3.1% | 0.8%* | 1.3% | 0.3%* | |
(62/1986) | (5/654) | (3/227) | (1/307) | ||
Black | 1.7% | 3.2%* | 1.8% | 3.9%* | |
(33/1986) | (21/654) | (4/227) | (12/307) | ||
First Nations | 3.7% | 6.1%* | 3.5% | 6.8%* | |
(71/1986) | (40/654) | (8/227) | (21/307) | ||
Household income quartiles | Less than $12,000 | 9.7% | 2.6% | 0.9% | 3.2% |
Less than $19 999 | (176/1816) | (16/610) | (2/211) | (9/285) | |
Top: reference cut off | $12,000 to $24,999 | 15.9% | 5.1% | 3.3% | 8.1% |
$20,000 to $39,999 | (288/1816) | (31/610) | (7/211) | (23/285) | |
$25,000 to $49,999 | 32.5% | 10.7% | 11.8% | 10.9% | |
$40,000 to $59,999 | 590/1816 | 65/610 | 25/211 | 31/285 | |
Bottom/italicized: CHILD cut off | $50,000 or more** | 42% | 81.6%* | 83.9%* | 77.9% |
$60,000 or more | (762/1816) | (498/610) | (177/211) | (222/285) | |
Medical conditions | High blood pressure | 3.6% | 1.4%* | 0.4% | 2.3% |
(73/2014) | (9/655) | (1/228) | (7/307) | ||
High cholesterol | 3.6% | 2.0% | 1.8% | 2.6% | |
(73/2016) | (13/655) | (4/224) | (8/307) | ||
Diabetes | 2.3% | 2.6% | 3.1% | 3.3% | |
(46/2013) | (17/655) | (7/221) | (10/307) | ||
Kidney disease | 1.0% | 0.9% | 0.9% | 1.0% | |
(20/2013) | (6/654) | (2/226) | (3/307) | ||
Heart disease | 0.7% | 0%* | 0% | 0% | |
(14/2012) | (0/639) | (0/229) | (0/307) |