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. 2021 Feb 22;11(2):e043559. doi: 10.1136/bmjopen-2020-043559

Table 1.

Baseline and follow-up/lost to follow-up characteristics at child age 2 years, 3 years and 5 years

Baseline (pregnancy)
(n=448)
Child age 2 years follow-up
(n=324)
Child age 2 years lost to follow-up
(n=112)
Child age 3 years follow-up
(n=324)
Child age 3 years lost to follow-up
(n=112)
Child age 5 years follow-up
(n=299)
Child age 5 years lost to follow-up
(n=137)
Maternal age
 14–24 238 (53.1) 172 (53.1) 66 (53.2) 173 (53.2) 59 (52.7) 156 (52.2) 76 (55.5)
 25+ 210 (46.9) 152 (46.9) 58 (46.8) 152 (46.8) 53 (47.3) 143 (47.8) 61 (44.5)
Education
 High school or less 322 (72.4) 226 (70.0) 88 (79.3) 232 (72.1) 82 (73.2) 203 (68.4) 111 (81.0)
 Trade or University 123 (27.6) 97 (30.0) 23 (20.7) 90 (28.0) 30 (26.8) 94 (31.7) 26 (19.0)
Income
 Job 62 (14.0) 56 (17.34) 4 (3.7) 55 (17.1) 5 (4.5) 47 (15.9) 13 (9.6)
 Centrelink 381 (86.0) 267 (82.7) 105 (96.3) 267 (82.9) 106 (95.5) 249 (84.1) 123 (90.4)
HCC status
 Yes 358 (82.2) 254 (79.9) 95 (89.6) 252 (79.3) 97 (91.5) 236 (80.8) 113 (85.6)
 No 77 (17.8) 64 (20.1) 11 (10.4) 66 (20.8) 9 (8.5) 56 (19.2) 19 (14.4)
Residential location
 Metropolitan 171 (38.7) 116 (36.3) 55 (45.1) 116 (36.1) 51 (46.0) 132 (44.8) 35 (25.7)
 Non- metropolitan 271 (61.3) 204 (63.8) 67 (54.9) 205 (63.9) 60 (54.1) 163 (55.2) 101 (74.3)
Usual reason visit dentist
 Problem 275 (64.0) 195 (61.9) 72 (69.2) 194 (62.4) 74 (67.9) 184 (63.7) 83 (63.8)
 Check-up 155 (36.1) 120 (38.1) 32 (30.8) 117 (37.6) 35 (32.1) 105 (36.3) 47 (36.2)
Brush yesterday
 Yes 321 (75.0) 239 (76.0) 74 (69.8) 240 (77.4) 74 (67.9) 217 (75.9) 96 (72.7)
 No 107 (25.0) 73 (23.4) 32 (30.2) 70 (22.6) 35 (32.1) 69 (24.1) 36 (27.3)
Self-rated oral health
 Excellent, very good or good 203 (45.3) 153 (47.2) 43 (38.4) 151 (46.5) 46 (41.1) 130 (43.5) 66 (48.2)
 Fair or poor 245 (54.7) 171 (52.8) 69 (61.6) 174 (53.5) 66 (58.9) 169 (56.5) 71 (51.8)
Self-rated general health
 Excellent, very good or good 402 (89.9) 294 (91.0) 97 (86.6) 298 (92.0) 94 (83.9) 272 (91.0) 119 (87.5)
 Fair or poor 45 (10.1) 29 (9.0) 15 (13.4) 26 (8.0) 18 (16.1) 27 (9.0) 17 (12.5)