Age 12
θ
P
(
θ)
0.0 0.2 0.4 0.6 0.8 1.0
−6 −4 −2 0 2 4 6
Gastric Pain/Nausea Abdominal Pain
−6 −4 −2 0 2 4 6
Back Pain Stabbing/Throbbing Pain
−6 −4 −2 0 2 4 6
Headache
0.0 0.2 0.4 0.6 0.8 1.0
Chest Pain
Never Rarely Sometimes Often
Age 13
θ
P
(
θ)
0.0 0.2 0.4 0.6 0.8 1.0
−6 −4 −2 0 2 4 6
Gastric Pain/Nausea Abdominal Pain
−6 −4 −2 0 2 4 6
Back Pain Stabbing/Throbbing Pain
−6 −4 −2 0 2 4 6
Headache
0.0 0.2 0.4 0.6 0.8 1.0
Chest Pain
Never Rarely Sometimes Often
Age 14
θ
P
(
θ)
0.0 0.2 0.4 0.6 0.8 1.0
−6 −4 −2 0 2 4 6
Gastric Pain/Nausea Abdominal Pain
−6 −4 −2 0 2 4 6
Back Pain Stabbing/Throbbing Pain
−6 −4 −2 0 2 4 6
Headache
0.0 0.2 0.4 0.6 0.8 1.0
Chest Pain
Never Rarely Sometimes Often
Age 15
θ
P
(
θ)
0.0 0.2 0.4 0.6 0.8 1.0
−6 −4 −2 0 2 4 6
Gastric Pain/Nausea Abdominal Pain
−6 −4 −2 0 2 4 6
Back Pain Stabbing/Throbbing Pain
−6 −4 −2 0 2 4 6
Headache
0.0 0.2 0.4 0.6 0.8 1.0
Chest Pain
Never Rarely Sometimes Often
Age 17
θ
P
(
θ)
0.0 0.2 0.4 0.6 0.8 1.0
−6 −4 −2 0 2 4 6
Gastric Pain/Nausea Abdominal Pain
−6 −4 −2 0 2 4 6
Back Pain Stabbing/Throbbing Pain
−6 −4 −2 0 2 4 6
Headache
0.0 0.2 0.4 0.6 0.8 1.0
Chest Pain
Never Rarely Sometimes Often
Table S-1 : Correlation matrices of pain symptoms at each wave of assessment (averaged for girls and boys)
Table S1a: pain at age 12 (wave 1)
1 2 3 4 5
1. headaches --
2. back pains .229 --
3. abdominal
pain .415 .270 --
4. chest pains .186 .209 .272 --
5. stabbing/
throbbing pain
.244 .196 .274 .310 --
6. gastric pain/
nausea
.396 .294 .517 .336 .303
Table S1b: pain at age 13 (wave 2)
1 2 3 4 5
1. headaches --
2. back pains .298 --
3. abdominal pain
.329 .252 --
4. chest pains .314 .296 .339 --
5. stabbing/
throbbing pain
.381 .362 .270 .265 --
6. gastric pain/
nausea
.359 .236 .420 .383 .304
Table S1c: pain at age 14 (wave 3)
1 2 3 4 5
1. headaches --
2. back pains .286 --
3. abdominal pain
.416 .190 --
4. chest pains .319 .207 .247 --
5. stabbing/
throbbing pain
.269 .192 .256 .319 --
6. gastric pain/
nausea
.439 .255 .426 .261 .211
Table S1d: pain at age 15 (wave 4)
1 2 3 4 5
1. headaches --
2. back pains .412 --
3. abdominal pain
.476 .344 --
4. chest pains .184 .100 .205 --
5. stabbing/
throbbing pain
.284 .308 .231 .202 --
6. gastric pain/
nausea
.433 .308 .534 .135 .180
Table S1e: pain at age 17 (wave 5)
1 2 3 4 5
1. headaches --
2. back pains .279 --
3. abdominal pain
.385 .299 --
4. chest pains .289 .159 .269 --
5. stabbing/
throbbing pain
.288 .369 .344 .327 --
6. gastric pain/
nausea
.382 .285 .491 .268 .287
