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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