Table 2 Generalized Estimating Equations results on time and time interaction with traumatic experiences

Main effects

   Effect of Time

Follow-up 2

3.72 (.84)***

6.69 (1.34)***

2.25 (.89)*

2.30 (.91)*

3.23 (1.11)***

Follow-up 1

3.25 (.38)***

3.48 (.58)***

3.22 (.49)***

3.60 (.61)***

4.00 (.78)***

Study baseline

Ref.

Ref.

Ref.

Ref.

Ref.

Effect of Traumatization

   Hostage Status

Hostage

-8.89 (2.76)***

Non-hostage

Ref.

   Losses

2+ losses

-13.38 (3.93)***

1 loss

-2.70 (3.51)

No losses

Ref.

   Injuries

3+ injuries

-11.67 (3.92)**

1-2 injuries

-1.41 (2.83)

No injuries

Ref.

   Losses/Injuries

3+ losses/injuries

-11.78 (3.51)***

1-2 losses/injuries

-0.64 (2.95)

No injuries

Ref.

Interactions of time with

traumatization

   Hostage Status

Follow-up 2 * hostage

5.82 (1.58)***

Follow-up 1 * hostage

0.44 (0.76)

Study baseline * hostage

Ref.

   Losses

Follow-up 2 * 2+ losses

6.69 (2.44)**

Follow-up 2 * 1 loss

1.11 (2.10)

Follow-up 2 * 0 losses

Ref.

Follow-up 1 * 2+ losses

1.25 (.93)

Follow-up 1 * 1 loss

-.81 (.95)

Follow-up 1 * 0 losses

Ref.

   Injuries

Follow-up 2 * 3+ injuries

5.17 (2.06)*

Follow-up 2 * 1-2 injuries

.98 (1.65)

Follow-up 2 * 0 injuries

Ref.

Follow-up 1 * 3+ injuries

-.42 (.86)

Follow-up 1 * 1-2 injuries

-.53 (.87)

Follow-up 1 * 0 injuries

Ref.

   Losses/Injuries

Follow-up 2 * 3+ losses/injuries

4.99 (1.79)**

Follow-up 2 * 1-2 losses/injuries

0.07 (0.95)

Follow-up 2 * 0 losses/injuries

Ref.

Follow-up 1 * 3+ losses/injuries

-2.11 (1.70)

Follow-up 1 * 1-2 losses/injuries

-1.63 (0.98)

Follow-up 1 * 0 losses/injuries

Ref.

   Intercept

70.15 (1.44)***

65.61 (2.35)***

73.20

(1.58)***

72.97

(1.85)***

73.95

(2.20)***