Table 3 Association between drowning identification and trigger words’ type and number

Incidence of drowning by type of trigger words

Critical trigger words

> 1 non-critical trigger words

1 non-critical trigger word

817 (66.6%)

338 (27.5%)

72 (5.9%)

Incidence of drowning by an increasing number of trigger words

Exact number of trigger words from the Danish Drowning Formula

Drowning

(n = 1,227)

Non-drowning

(n = 25,207)

 1 trigger word, n (%)

200 (1.7)

11,728 (98.3)

 2 trigger words, n (%)

234 (2.4)

9,502 (97.6)

 3 trigger words, n (%)

228 (8.8)

2,374 (91.2)

 4 trigger words, n (%)

163 (15.5)

890 (84.5)

 5 trigger words, n (%)

129 (27.5)

341 (72.6)

 6 trigger words, n (%)

90 (34.2)

173 (65.8)

 7 trigger words, n (%)

59 (42.1)

81 (57.9)

 8 trigger words, n (%)

44 (44.4)

55 (55.6)

 9 trigger words, n (%)

28 (52.8)

25 (47.2)

 ≥ 10 trigger words, n (%)

52 (57.8)

38 (42.2)