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Table 1 Breakdown of audio recordings by suicidality at each time-point of the study

From: Acoustic and language analysis of speech for suicidal ideation among US veterans

Time-point Non-suicidal
N = 504
Suicidal
N = 84
Total audios
N = 588
Participants
N = 124
Week 0, n (%)a 214 (89.2) 26 (10.8) 240 120
2 weeks follow-up, n (%) 63 (87.5) 9 (12.5) 72 72
8 weeks follow-up, n (%)a 100 (84.7) 18 (15.3) 118 50
3 months follow-up, n (%) 42 (76.4) 13 (23.6) 55 55
6 months follow-up, n (%) 45 (86.5) 7 (13.5) 52 52
1 year follow-up, n (%) 40 (78.4) 11 (21.6) 51 51
  1. Audios are labeled using item-9 of the PHQ-9 assessment completed at each time-point
  2. aDuring week 0 and week 8, participants recorded two audios
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