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Table 4 Distribution of code-fitted paragraphs over time periods

From: Newspaper coverage before and after the HPV vaccination crisis began in Japan: a text mining analysis

  Risk of developing cervical cancer n (%) Cause of cervical cancer n (%) Effect of HPV vaccination n (%) Subsidy for HPV vaccination cost n (%) Screening recommendation n (%) Adverse effects of HPV vaccination n (%) Suspension of proactive recommendation of vaccination n (%) Vaccine–induced damages n (%) Lawsuit n (%) Safety statement n (%) Mind–body reaction n (%) Relief for sufferers from side effects n (%) Survey on adverse effects n (%) Total paragraphs
2009.7–9 8 (25.0) 11 (34.4) 11 (34.4) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 32
2009.10–12 12 (11.1) 19 (17.6) 20 (18.5) 8 (7.4) 13 (12.0) 19 (17.6) 0 (0.0) 14 (13.0) 0 (0.0) 0 (0.0) 0 (0.0) 18 (16.7) 0 (0.0) 108
2010.1–3 28 (11.5) 24 (9.8) 41 (16.8) 77 (31.6) 18 (7.4) 12 (4.9) 0 (0.0) 1 (0.4) 0 (0.0) 0 (0.0) 0 (0.0) 4 (1.6) 0 (0.0) 244
2010.4–6 71 (11.7) 58 (9.6) 107 (17.6) 302 (49.8) 21 (3.5) 9 (1.5) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 17 (2.8) 0 (0.0) 607
2010.7–9 53 (9.4) 43 (7.6) 92 (16.2) 258 (45.5) 37 (6.5) 15 (2.7) 0 (0.0) 2 (0.4) 0 (0.0) 0 (0.0) 0 (0.0) 28 (4.9) 0 (0.0) 567
2010.10–12 40 (5.2) 35 (4.6) 69 (9.0) 251 (32.9) 17 (2.2) 15 (2.0) 0 (0.0) 2 (0.3) 0 (0.0) 0 (0.0) 0 (0.0) 24 (3.1) 0 (0.0) 764
2011.1–3 19 (5.1) 18 (4.8) 48 (12.8) 188 (50.3) 8 (2.1) 9 (2.4) 0 (0.0) 2 (0.5) 0 (0.0) 0 (0.0) 0 (0.0) 15 (4.0) 0 (0.0) 374
2011.4–6 4 (5.9) 11 (16.2) 8 (11.8) 12 (17.7) 7 (10.3) 1 (1.5) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 1 (1.5) 0 (0.0) 68
2011.7–9 2 (5.1) 3 (7.7) 3 (7.7) 6 (15.4) 3 (7.7) 4 (10.3) 0 (0.0) 0 (0.0) 0 (0.0) 1 (2.6) 0 (0.0) 0 (0.0) 0 (0.0) 39
2011.10–12 3 (12.0) 1 (4.0) 8 (32.0) 11 (44.0) 2 (8.0) 2 (8.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 25
2012.1–3 1 (7.7) 2 (15.4) 0 (0.0) 1 (7.7) 4 (30.8) 1 (7.7) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 2 (15.4) 0 (0.0) 13
2012.4–6 3 (5.8) 3 (5.8) 5 (9.6) 10 (19.2) 0 (0.0) 9 (17.3) 0 (0.0) 1 (1.9) 0 (0.0) 0 (0.0) 0 (0.0) 1 (1.9) 0 (0.0) 52
2012.7–9 21 (15.1) 17 (12.2) 19 (13.7) 14 (10.1) 36 (25.9) 5 (3.6) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 3 (2.2) 0 (0.0) 139
2012.10–12 1 (6.7) 1 (6.7) 2 (13.3) 4 (26.7) 1 (6.7) 1 (6.7) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 15
2013.1–3 0 (0.0) 1 (1.5) 1 (1.5) 4 (6.1) 1 (1.5) 13 (19.7) 0 (0.0) 19 (28.8) 0 (0.0) 0 (0.0) 0 (0.0) 18 (27.3) 0 (0.0) 66
2013.4–6 32 (5.0) 30 (4.7) 38 (5.9) 64 (9.9) 26 (4.0) 286 (44.4) 50 (7.8) 69 (10.7) 0 (0.0) 4 (0.6) 0 (0.0) 51 (7.9) 0 (0.0) 644
2013.7–9 18 (4.5) 17 (4.3) 27 (6.8) 24 (6.0) 24 (6.0) 155 (38.9) 9 (2.3) 49 (12.3) 3 (0.8) 6 (1.5) 0 (0.0) 32 (8.0) 0 (0.0) 398
2013.10–12 15 (5.4) 16 (5.7) 20 (7.1) 15 (5.4) 23 (8.2) 113 (40.4) 10 (3.6) 48 (17.1) 0 (0.0) 2 (0.7) 0 (0.0) 42 (15.0) 0 (0.0) 280
2014.1–3 10 (4.2) 11 (4.7) 13 (5.5) 16 (6.8) 3 (1.3) 112 (47.5) 13 (5.5) 48 (20.3) 1 (0.4) 3 (1.3) 26 (11.0) 19 (8.1) 0 (0.0) 236
2014.4–6 2 (1.7) 2 (1.7) 3 (2.5) 6 (5.0) 5 (4.1) 57 (47.1) 12 (9.9) 19 (15.7) 0 (0.0) 0 (0.0) 8 (6.6) 24 (19.8) 0 (0.0) 121
2014.7–9 16 (5.4) 13 (4.4) 25 (8.4) 10 (3.4) 12 (4.0) 138 (46.3) 10 (3.4) 41 (13.8) 0 (0.0) 1 (0.3) 14 (4.7) 24 (8.1) 0 (0.0) 298
2014.10–12 6 (4.6) 5 (3.8) 5 (3.8) 11 (8.4) 2 (1.5) 63 (48.1) 4 (3.1) 31 (23.7) 2 (1.5) 2 (1.5) 2 (1.5) 28 (21.4) 0 (0.0) 131
2015.1–3 6 (3.1) 7 (3.6) 9 (4.7) 7 (3.6) 2 (1.0) 60 (31.1) 2 (1.0) 57 (29.5) 0 (0.0) 3 (1.6) 1 (0.5) 26 (13.5) 2 (1.0) 193
2015.4–6 7 (2.9) 5 (2.1) 8 (3.3) 16 (6.6) 0 (0.0) 90 (37.3) 19 (7.9) 45 (18.7) 2 (0.8) 0 (0.0) 7 (2.9) 93 (38.6) 0 (0.0) 241
2015.7–9 10 (2.1) 7 (1.4) 16 (3.3) 24 (5.0) 6 (1.2) 171 (35.2) 19 (3.9) 129 (26.5) 0 (0.0) 2 (0.4) 16 (3.3) 161 (33.1) 2 (0.4) 486
2015.10–12 2 (0.5) 16 (3.6) 13 (2.9) 15 (3.4) 1 (0.2) 161 (36.4) 20 (4.5) 151 (34.1) 0 (0.0) 7 (1.6) 3 (0.7) 188 (42.5) 7 (1.6) 442
2016.1–3 7 (3.4) 7 (3.4) 13 (6.3) 7 (3.4) 4 (1.9) 68 (32.9) 8 (3.9) 59 (28.5) 23 (11.1) 3 (1.5) 6 (2.9) 14 (6.8) 0 (0.0) 207
2016.4–6 0 (0.0) 0 (0.0) 2 (1.1) 6 (3.4) 0 (0.0) 62 (34.8) 5 (2.8) 52 (29.2) 18 (10.1) 2 (1.1) 3 (1.7) 35 (19.7) 9 (5.1) 178
2016.7–9 12 (2.1) 18 (3.2) 23 (4.0) 24 (4.2) 2 (0.4) 184 (32.3) 14 (2.5) 126 (22.1) 167 (29.4) 10 (1.8) 10 (1.8) 67 (11.8) 1 (0.2) 569
2016.10–12 7 (2.8) 8 (3.2) 10 (4.0) 10 (4.0) 2 (0.8) 81 (32.7) 10 (4.0) 33 (13.3) 63 (25.4) 2 (0.8) 6 (2.4) 10 (4.0) 0 (0.0) 248
2017.1–3 5 (3.5) 4 (2.8) 6 (4.1) 8 (5.5) 11 (7.6) 45 (31.0) 7 (4.8) 28 (19.3) 39 (26.9) 1 (0.7) 1 (0.7) 13 (9.0) 0 (0.0) 145
2017.4–6 3 (2.5) 7 (5.9) 7 (5.9) 4 (3.4) 3 (2.5) 23 (19.5) 5 (4.2) 29 (24.6) 27 (22.9) 0 (0.0) 2 (1.7) 5 (4.2) 1 (0.9) 118
2017.7–9 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 15 (34.9) 2 (4.7) 22 (51.2) 6 (14.) 0 (0.0) 0 (0.0) 4 (9.3) 0 (0.0) 43
Total 424 (5.2) 420 (5.2) 672 (8.3) 1413 (17.5) 294 (3.6) 1999 (24.7) 219 (2.7) 1077 (13.3) 351 (4.3) 49 (0.6) 105 (1.3) 967 (12.0) 22 (0.3) 8091