Key Takeaways

  1. Only 5,274 (0.5%) of 1,030,599 separating service members had a documented suicide attempt in the last 2 years of active duty, but this subgroup had markedly elevated postseparation risk, supporting targeted transition planning for a relatively small, identifiable population.
  2. Among Veterans who connected to VHA, postseparation suicide attempts were documented in 14.3% of those with a recent active duty attempt versus 1.4% of those without, with an adjusted RR [95% CI]=7.78 [7.10–8.52], indicating that a recent military attempt should be treated as a major warning sign for recurrence after discharge.
  3. The first 2 years after separation carry substantial mortality burden overall: 914 of 2,283 deaths (40.0%) were due to suicide and 718 (31.4%) to accidents, with 49.2% of accidental deaths involving motor vehicles and 39.4% due to accidental poisonings, including drug overdoses.
  4. Within VHA users, high-acuity indicators remained common after separation in the recent-attempt group, including a high risk for suicide flag in 563 [17.6%] versus 7,528 [1.6%], which underscores the need for close monitoring even after initial linkage to care.
  5. Method matters for follow-up risk management: the most recent pre-separation attempt occurred on average 244 days before separation (SD=178 days), and poisoning or overdose accounted for 60.7% of attempts, far more often than suffocation (13.5%) or cutting or piercing (13.0%).
  6. Mortality analyses showed that recent attempters had substantially elevated death risk after leaving service, with suicide SMR 9.9; 95% CI, 7.4, –13.1 and all-cause mortality SMR 5.5; 95% CI, 4.2–7.1, so postseparation care should address both suicide prevention and broader lethal-risk exposures.
  1. Treat a documented suicide attempt in the last 2 years of active duty as a major transition-risk marker: in VHA users, 14.3% had a postseparation suicide attempt versus 1.4% without that history (RR [95% CI]=7.78 [7.10–8.52]).

  2. Do not assume VHA linkage will happen automatically after separation. Even in this high-risk group, 3,199 [60.7%] used any VHA services in the first 2 years after separation, meaning nearly 4 in 10 did not connect.

  3. Once a recently separated Veteran with a prior military suicide attempt enters VHA, keep specialty mental health follow-up active. Among those connected to VHA, 2,875 [89.9% of those connected to VHA] used mental health services and 563 [17.6%] had a high risk for suicide flag.

  4. Postseparation safety planning should address more than suicide alone. In the first 2 years after separation, suicide caused 914 of 2,283 deaths (40.0%) and accidents caused 718 (31.4%), with 39.4% of accidental deaths due to poisonings, including drug overdoses.

  5. A recent active duty suicide attempt identifies a subgroup with sharply elevated mortality after discharge. In the 2 years after separation, suicide mortality was nearly 10 times expected (SMR 9.9; 95% CI, 7.4, –13.1) and all-cause mortality was also elevated (SMR 5.5; 95% CI, 4.2–7.1).

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