Table 6.

Thirty‐month screening retention rates for screening eligible women by study factors

Variable	Subgroup	Population (N = 281 052)	Non‐immigrant (N = 245 123)	CMHT (N = 12 863)	Philippines (N = 4324)	India (N = 4054)	Iran (N = 1716)	South Korea (N = 1553)	United Kingdom (N = 1318)	United States (N = 1141)	Vietnam (N = 849)	Other Immigrants (N = 8111)
All women	All women	74.0 [73.9, 74.2]	74.4 [74.2, 74.5]	73.9 [73.2, 74.7]	71.8 [70.4, 73.1]	69.8 [68.4, 71.2]	70.6 [68.4, 72.8]	64.9 [62.5, 67.3]	77.4 [75.0, 79.6]	68.6 [65.8, 71.3]	74.4 [71.4, 77.3]	70.8 [69.8, 71.8]
Age (index screen)	50‐59	71.6 [71.3, 71.8]	71.6 [71.3, 71.8]	73.0 [72.1, 73.9]	72.1 [70.6, 73.5]	70.2 [68.2, 72.1]	71.1 [68.5, 73.5]	63.0 [60.1, 65.8]	76.9 [74.1, 79.5]	67.4 [64.0, 70.6]	75.2 [71.8, 78.5]	70.0 [68.9, 71.2]
	60‐69	78.0 [77.7, 78.2]	78.5 [78.2, 78.7]	76.6 [75.2, 78.0]	70.3 [66.9, 73.6]	69.4 [67.3, 71.5]	69.3 [64.7, 73.7]	70.4 [65.7, 74.8]	78.8 [74.1, 83.0]	71.5 [66.4, 76.2]	71.7 [64.6, 78.0]	73.3 [71.3, 75.2]
Urban/Rural residence	Urban	74.8 [74.6, 75.0]	75.2 [75.1, 75.4]	73.9 [73.2, 74.7]	71.9 [70.5, 73.2]	70.0 [68.6, 71.4]	70.5 [68.2, 72.6]	64.8 [62.3, 67.2]	78.2 [75.6, 80.6]	70.9 [67.9, 73.9]	74.4 [71.3, 77.3]	71.1 [70.0, 72.1]
	Rural	69.1 [68.7, 69.6]	69.2 [68.7, 69.7]	84.2 [60.4, 96.6]	65.9 [54.8, 75.8]	57.4 [43.2, 70.8]	100.0 [66.4, 100.0]	69.7 [51.3, 84.4]	72.8 [65.9, 79.0]	59.7 [53.2, 66.1]	100.0 [2.5, 100.0]	66.6 [61.9, 71.1]
Income quintile	1 (lowest)	70.8 [70.4, 71.3]	70.8 [70.3, 71.3]	72.8 [71.3, 74.3]	71.0 [68.6, 73.4]	69.1 [66.4, 71.8]	71.5 [65.1, 77.3]	58.8 [52.7, 64.6]	74.3 [66.2, 81.3]	66.4 [58.3, 73.9]	71.9 [66.2, 77.1]	70.1 [68.0, 72.2]
	2	73.4 [73.0, 73.7]	73.7 [73.3, 74.1]	73.7 [72.1, 75.3]	71.5 [68.8, 74.0]	70.2 [67.7, 72.6]	73.2 [68.2, 77.8]	68.4 [62.7, 73.8]	82.7 [76.2, 88.0]	63.2 [55.5, 70.4]	74.3 [68.8, 79.3]	69.0 [66.8, 71.1]
	3	74.3 [73.9, 74.6]	74.5 [74.1, 74.9]	75.3 [73.6, 76.9]	72.7 [69.6, 75.6]	70.8 [67.6, 73.9]	68.0 [61.8, 73.8]	66.0 [60.5, 71.2]	74.8 [69.0, 80.0]	69.9 [63.1, 76.0]	80.2 [73.3, 86.1]	70.7 [68.4, 73.0]
	4	74.9 [74.6, 75.2]	75.1 [74.8, 75.5]	74.8 [72.8, 76.7]	70.9 [66.9, 74.7]	69.7 [65.1, 73.9]	69.9 [65.0, 74.6]	67.9 [62.5, 73.0]	77.6 [72.5, 82.2]	71.1 [64.9, 76.7]	76.8 [66.2, 85.4]	72.6 [70.2, 74.9]
	5 (highest)	75.9 [75.5, 76.2]	76.2 [75.9, 76.5]	73.3 [71.2, 75.4]	74.5 [69.4, 79.1]	68.3 [62.4, 73.8]	70.6 [66.4, 74.6]	63.3 [57.9, 68.5]	78.3 [74.1, 82.0]	69.4 [64.3, 74.2]	63.6 [47.8, 77.6]	72.7 [70.3, 75.0]
# Major ADG's	0	79.9 [79.7, 80.1]	80.2 [80.0, 80.4]	79.8 [78.9, 80.7]	76.8 [75.1, 78.4]	75.4 [73.5, 77.2]	77.4 [74.6, 80.1]	71.1 [68.0, 74.2]	83.4 [80.6, 86.0]	77.7 [74.2, 81.0]	79.9 [76.0, 83.4]	76.8 [75.5, 78.0]
	1	80.5 [80.2, 80.8]	80.7 [80.4, 81.0]	82.3 [80.9, 83.7]	80.3 [77.7, 82.7]	75.8 [73.2, 78.3]	77.6 [73.4, 81.5]	75.5 [70.9, 79.8]	83.1 [78.7, 87.0]	71.0 [65.4, 76.2]	83.1 [77.3, 87.9]	77.5 [75.6, 79.3]
	2	80.3 [79.8, 80.8]	80.5 [80.0, 81.0]	81.4 [78.8, 83.9]	76.9 [71.8, 81.5]	76.2 [71.5, 80.5]	71.4 [63.6, 78.4]	75.8 [65.7, 84.2]	75.8 [65.9, 84.0]	69.8 [59.6, 78.7]	86.6 [76.0, 93.7]	80.7 [77.5, 83.5]
	3+	79.7 [78.8, 80.5]	79.7 [78.8, 80.5]	81.4 [76.7, 85.5]	80.0 [71.9, 86.6]	80.9 [73.8, 86.8]	73.1 [59.0, 84.4]	72.2 [54.8, 85.8]	82.4 [65.5, 93.2]	82.4 [65.5, 93.2]	80.8 [60.6, 93.4]	78.1 [72.0, 83.4]
	Unknown	8.4 [8.0, 8.7]	8.3 [8.0, 8.7]	8.9 [7.3, 10.6]	5.5 [3.4, 8.4]	6.0 [3.8, 9.1]	5.4 [2.4, 10.4]	6.6 [3.4, 11.2]	17.6 [10.9, 26.1]	17.6 [11.5, 25.2]	3.9 [0.8, 11.1]	9.2 [7.3, 11.5]
Index screen result	Normal	74.6 [74.4, 74.7]	74.9 [74.7, 75.1]	74.3 [73.5, 75.1]	72.2 [70.8, 73.6]	70.3 [68.8, 71.8]	71.5 [69.2, 73.7]	64.9 [62.4, 67.3]	78.2 [75.8, 80.5]	68.8 [65.9, 71.6]	75.3 [72.2, 78.3]	71.4 [70.3, 72.4]
	Abnormal	66.6 [66.0, 67.3]	66.8 [66.1, 67.5]	67.0 [63.3, 70.6]	67.0 [62.0, 71.8]	65.4 [60.4, 70.1]	59.4 [50.3, 68.0]	64.7 [52.2, 75.9]	66.3 [55.5, 76.0]	66.7 [55.9, 76.3]	60.0 [45.2, 73.6]	64.8 [60.9, 68.5]
Prior screening	None	44.4 [43.6, 45.1]	43.3 [42.5, 44.2]	46.4 [42.9, 49.9]	52.6 [48.1, 57.1]	48.9 [45.6, 52.1]	52.0 [44.8, 59.2]	40.3 [33.0, 48.0]	61.2 [51.1, 70.6]	42.9 [33.5, 52.6]	44.4 [33.4, 55.9]	46.1 [42.8, 49.5]
	Yes	76.0 [75.8, 76.2]	76.2 [76.0, 76.4]	75.8 [75.0, 76.6]	74.2 [72.8, 75.6]	76.0 [74.4, 77.5]	73.0 [70.7, 75.2]	68.0 [65.5, 70.5]	78.8 [76.4, 81.0]	71.4 [68.6, 74.2]	77.6 [74.5, 80.5]	73.8 [72.8, 74.8]
# PCP visits	0	64.4 [62.9, 65.9]	65.5 [64.0, 67.1]	50.8 [43.2, 58.4]	54.9 [40.3, 68.9]	71.4 [41.9, 91.6]	75.0 [34.9, 96.8]	44.4 [25.5, 64.7]	58.3 [36.6, 77.9]	58.8 [32.9, 81.6]	100.0 [29.2, 100.0]	59.2 [49.8, 68.0]
	1‐4	70.2 [69.8, 70.6]	70.9 [70.5, 71.3]	63.2 [60.9, 65.3]	64.4 [60.3, 68.3]	64.1 [56.6, 71.1]	58.7 [50.0, 67.0]	56.3 [50.2, 62.3]	73.9 [68.2, 79.2]	65.5 [59.5, 71.2]	64.9 [53.2, 75.5]	65.7 [63.0, 68.3]
	5‐9	74.7 [74.4, 75.0]	75.3 [75.0, 75.6]	71.9 [70.4, 73.3]	70.5 [67.9, 73.0]	65.0 [61.4, 68.5]	68.8 [63.7, 73.5]	65.1 [60.7, 69.2]	78.0 [73.8, 81.7]	70.1 [65.3, 74.6]	70.8 [63.8, 77.0]	69.6 [67.7, 71.5]
	10‐14	76.0 [75.7, 76.3]	76.2 [75.9, 76.6]	76.7 [75.1, 78.1]	75.1 [72.5, 77.5]	71.9 [68.9, 74.7]	72.8 [68.3, 77.0]	67.2 [62.2, 71.9]	81.3 [76.5, 85.6]	70.3 [63.9, 76.1]	72.5 [66.0, 78.4]	73.7 [71.6, 75.8]
	15+	74.6 [74.3, 74.9]	74.5 [74.1, 74.8]	80.1 [78.8, 81.4]	73.9 [71.4, 76.3]	71.0 [69.1, 72.9]	72.4 [69.1, 75.5]	70.1 [65.1, 74.7]	77.1 [71.8, 81.9]	68.8 [62.5, 74.6]	79.3 [74.8, 83.4]	73.1 [71.3, 74.8]
Years of residence in Canadaa	<5	64.7 [62.8, 66.6]	NA	59.9 [55.2, 64.4]	67.8 [62.8, 72.6]	62.7 [58.6, 66.7]	67.8 [60.4, 74.5]	50.7 [38.9, 62.4]	72.7 [63.9, 80.4]	72.3 [65.5, 78.5]	67.7 [48.6, 83.3]	65.2 [60.5, 69.7]
	5‐9	67.2 [65.9, 68.5]		65.0 [62.3, 67.6]	70.5 [66.4, 74.4]	68.6 [65.7, 71.4]	70.6 [65.6, 75.2]	57.6 [51.4, 63.5]	81.3 [74.7, 86.7]	63.2 [55.9, 70.2]	64.7 [50.1, 77.6]	66.7 [63.7, 69.6]
	10‐19	73.3 [72.7, 73.9]		75.0 [74.1, 75.9]	72.5 [70.7, 74.3]	71.6 [69.6, 73.5]	70.5 [67.4, 73.4]	66.2 [63.1, 69.1]	77.9 [74.1, 81.4]	71.0 [66.3, 75.4]	75.9 [71.2, 80.2]	72.7 [71.3, 74.1]
	20+	73.5 [72.5, 74.4]		77.8 [76.0, 79.5]	71.9 [69.1, 74.7]	74.2 [69.6, 78.4]	73.1 [67.4, 78.3]	72.8 [66.6, 78.5]	76.6 [72.7, 80.3]	66.8 [61.7, 71.6]	74.9 [70.3, 79.1]	70.6 [68.8, 72.3]

ADG, aggregate diagnosis group; CMHT, China, Macau, Hong Kong, Taiwan; PCP, primary care physician.

^aYears of residence in Canada for the “Population” column refers to the pooled group of all immigrants.