"print(nbDecedees18_34F, \"fumeuses ayant entre 18 et 34 ans lors du premier sondage sont décédées durant la période de 20 ans\")"
"print(nbDecedees18_34F, \"fumeuses ayant entre 18 et 34 ans lors du premier sondage sont décédées durant la période avant la suite de l'étude\")"
]
},
{
...
...
@@ -1847,7 +1848,7 @@
},
{
"cell_type": "code",
"execution_count": 64,
"execution_count": 15,
"metadata": {},
"outputs": [
{
...
...
@@ -1856,7 +1857,7 @@
"2.793296089385475"
]
},
"execution_count": 64,
"execution_count": 15,
"metadata": {},
"output_type": "execute_result"
}
...
...
@@ -1875,7 +1876,7 @@
},
{
"cell_type": "code",
"execution_count": 69,
"execution_count": 16,
"metadata": {},
"outputs": [],
"source": [
...
...
@@ -1894,7 +1895,7 @@
},
{
"cell_type": "code",
"execution_count": 81,
"execution_count": 17,
"metadata": {},
"outputs": [
{
...
...
@@ -1916,7 +1917,7 @@
},
{
"cell_type": "code",
"execution_count": 82,
"execution_count": 18,
"metadata": {},
"outputs": [
{
...
...
@@ -1938,7 +1939,7 @@
},
{
"cell_type": "code",
"execution_count": 84,
"execution_count": 19,
"metadata": {},
"outputs": [
{
...
...
@@ -1960,7 +1961,7 @@
},
{
"cell_type": "code",
"execution_count": 85,
"execution_count": 20,
"metadata": {},
"outputs": [
{
...
...
@@ -1982,7 +1983,7 @@
},
{
"cell_type": "code",
"execution_count": 100,
"execution_count": 21,
"metadata": {},
"outputs": [],
"source": [
...
...
@@ -1993,7 +1994,7 @@
},
{
"cell_type": "code",
"execution_count": 101,
"execution_count": 22,
"metadata": {},
"outputs": [
{
...
...
@@ -2021,6 +2022,749 @@
"plt.show()\n"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"En faisant des classes d'âge, nous obtenons pour les classes centrales comme 34-54 et 54-64 un résultat totalement opposé à celui de l'étape précédente. Il y a, pour ces 2 classes, significativement plus de morts dans le groupe des fumeuses que dans le groupe de non fumeuses durant la période de temps entre le premier sondage et la suite de l'étude. Ce qui se rapproche plus de ce que nous aurions pu supposer avec seulement nos connaissances.\n",
"Nous pouvons donc avancer que l'âge des femmes est une variable non négligeable dans cette étude puisqu'en le prenant en compte, nous obtenons des résultats différents.\n",
"Ce qui entrerait en accord avec la description du [paradoxe de simpson](https://fr.wikipedia.org/wiki/Paradoxe_de_Simpson)."
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Etape 3 : Régression logistique"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"Ajout d'une colonne Death contenant 1 si la personne est morte pendant la période entre le premier sondage et la suite de l'étude."
]
},
{
"cell_type": "code",
"execution_count": 23,
"metadata": {},
"outputs": [
{
"data": {
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"<table border=\"1\" class=\"dataframe\">\n",
" <thead>\n",
" <tr style=\"text-align: right;\">\n",
" <th></th>\n",
" <th>Smoker</th>\n",
" <th>Status</th>\n",
" <th>Age</th>\n",
" <th>Death</th>\n",
" </tr>\n",
" </thead>\n",
" <tbody>\n",
" <tr>\n",
" <th>0</th>\n",
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" <th>1</th>\n",
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" <th>2</th>\n",
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" <td>No</td>\n",
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" <td>47.1</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>4</th>\n",
" <td>Yes</td>\n",
" <td>Alive</td>\n",
" <td>81.4</td>\n",
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" <tr>\n",
" <th>5</th>\n",
" <td>No</td>\n",
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" <td>0</td>\n",
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" <tr>\n",
" <th>6</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>23.8</td>\n",
" <td>0</td>\n",
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" <tr>\n",
" <th>7</th>\n",
" <td>Yes</td>\n",
" <td>Dead</td>\n",
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" <tr>\n",
" <th>8</th>\n",
" <td>Yes</td>\n",
" <td>Alive</td>\n",
" <td>24.8</td>\n",
" <td>0</td>\n",
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" <tr>\n",
" <th>9</th>\n",
" <td>Yes</td>\n",
" <td>Alive</td>\n",
" <td>49.5</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>10</th>\n",
" <td>Yes</td>\n",
" <td>Alive</td>\n",
" <td>30.0</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>11</th>\n",
" <td>No</td>\n",
" <td>Dead</td>\n",
" <td>66.0</td>\n",
" <td>1</td>\n",
" </tr>\n",
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" <th>12</th>\n",
" <td>Yes</td>\n",
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" <th>13</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>58.4</td>\n",
" <td>0</td>\n",
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" <th>14</th>\n",
" <td>No</td>\n",
" <td>Dead</td>\n",
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" <td>1</td>\n",
" </tr>\n",
" <tr>\n",
" <th>15</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>25.1</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>16</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>43.5</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>17</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>27.1</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>18</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>58.3</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>19</th>\n",
" <td>Yes</td>\n",
" <td>Alive</td>\n",
" <td>65.7</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>20</th>\n",
" <td>No</td>\n",
" <td>Dead</td>\n",
" <td>73.2</td>\n",
" <td>1</td>\n",
" </tr>\n",
" <tr>\n",
" <th>21</th>\n",
" <td>Yes</td>\n",
" <td>Alive</td>\n",
" <td>38.3</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>22</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>33.4</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>23</th>\n",
" <td>Yes</td>\n",
" <td>Dead</td>\n",
" <td>62.3</td>\n",
" <td>1</td>\n",
" </tr>\n",
" <tr>\n",
" <th>24</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>18.0</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>25</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>56.2</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>26</th>\n",
" <td>Yes</td>\n",
" <td>Alive</td>\n",
" <td>59.2</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>27</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>25.8</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>28</th>\n",
" <td>No</td>\n",
" <td>Dead</td>\n",
" <td>36.9</td>\n",
" <td>1</td>\n",
" </tr>\n",
" <tr>\n",
" <th>29</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>20.2</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>...</th>\n",
" <td>...</td>\n",
" <td>...</td>\n",
" <td>...</td>\n",
" <td>...</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1284</th>\n",
" <td>Yes</td>\n",
" <td>Dead</td>\n",
" <td>36.0</td>\n",
" <td>1</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1285</th>\n",
" <td>Yes</td>\n",
" <td>Alive</td>\n",
" <td>48.3</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1286</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>63.1</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1287</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>60.8</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1288</th>\n",
" <td>Yes</td>\n",
" <td>Dead</td>\n",
" <td>39.3</td>\n",
" <td>1</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1289</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>36.7</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1290</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>63.8</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1291</th>\n",
" <td>No</td>\n",
" <td>Dead</td>\n",
" <td>71.3</td>\n",
" <td>1</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1292</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>57.7</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1293</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>63.2</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1294</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>46.6</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1295</th>\n",
" <td>Yes</td>\n",
" <td>Dead</td>\n",
" <td>82.4</td>\n",
" <td>1</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1296</th>\n",
" <td>Yes</td>\n",
" <td>Alive</td>\n",
" <td>38.3</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1297</th>\n",
" <td>Yes</td>\n",
" <td>Alive</td>\n",
" <td>32.7</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1298</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>39.7</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1299</th>\n",
" <td>Yes</td>\n",
" <td>Dead</td>\n",
" <td>60.0</td>\n",
" <td>1</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1300</th>\n",
" <td>No</td>\n",
" <td>Dead</td>\n",
" <td>71.0</td>\n",
" <td>1</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1301</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>20.5</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1302</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>44.4</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1303</th>\n",
" <td>Yes</td>\n",
" <td>Alive</td>\n",
" <td>31.2</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1304</th>\n",
" <td>Yes</td>\n",
" <td>Alive</td>\n",
" <td>47.8</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1305</th>\n",
" <td>Yes</td>\n",
" <td>Alive</td>\n",
" <td>60.9</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1306</th>\n",
" <td>No</td>\n",
" <td>Dead</td>\n",
" <td>61.4</td>\n",
" <td>1</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1307</th>\n",
" <td>Yes</td>\n",
" <td>Alive</td>\n",
" <td>43.0</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1308</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>42.1</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1309</th>\n",
" <td>Yes</td>\n",
" <td>Alive</td>\n",
" <td>35.9</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1310</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>22.3</td>\n",
" <td>0</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1311</th>\n",
" <td>Yes</td>\n",
" <td>Dead</td>\n",
" <td>62.1</td>\n",
" <td>1</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1312</th>\n",
" <td>No</td>\n",
" <td>Dead</td>\n",
" <td>88.6</td>\n",
" <td>1</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1313</th>\n",
" <td>No</td>\n",
" <td>Alive</td>\n",
" <td>39.1</td>\n",
" <td>0</td>\n",
" </tr>\n",
" </tbody>\n",
"</table>\n",
"<p>1314 rows × 4 columns</p>\n",
"</div>"
],
"text/plain": [
" Smoker Status Age Death\n",
"0 Yes Alive 21.0 0\n",
"1 Yes Alive 19.3 0\n",
"2 No Dead 57.5 1\n",
"3 No Alive 47.1 0\n",
"4 Yes Alive 81.4 0\n",
"5 No Alive 36.8 0\n",
"6 No Alive 23.8 0\n",
"7 Yes Dead 57.5 1\n",
"8 Yes Alive 24.8 0\n",
"9 Yes Alive 49.5 0\n",
"10 Yes Alive 30.0 0\n",
"11 No Dead 66.0 1\n",
"12 Yes Alive 49.2 0\n",
"13 No Alive 58.4 0\n",
"14 No Dead 60.6 1\n",
"15 No Alive 25.1 0\n",
"16 No Alive 43.5 0\n",
"17 No Alive 27.1 0\n",
"18 No Alive 58.3 0\n",
"19 Yes Alive 65.7 0\n",
"20 No Dead 73.2 1\n",
"21 Yes Alive 38.3 0\n",
"22 No Alive 33.4 0\n",
"23 Yes Dead 62.3 1\n",
"24 No Alive 18.0 0\n",
"25 No Alive 56.2 0\n",
"26 Yes Alive 59.2 0\n",
"27 No Alive 25.8 0\n",
"28 No Dead 36.9 1\n",
"29 No Alive 20.2 0\n",
"... ... ... ... ...\n",
"1284 Yes Dead 36.0 1\n",
"1285 Yes Alive 48.3 0\n",
"1286 No Alive 63.1 0\n",
"1287 No Alive 60.8 0\n",
"1288 Yes Dead 39.3 1\n",
"1289 No Alive 36.7 0\n",
"1290 No Alive 63.8 0\n",
"1291 No Dead 71.3 1\n",
"1292 No Alive 57.7 0\n",
"1293 No Alive 63.2 0\n",
"1294 No Alive 46.6 0\n",
"1295 Yes Dead 82.4 1\n",
"1296 Yes Alive 38.3 0\n",
"1297 Yes Alive 32.7 0\n",
"1298 No Alive 39.7 0\n",
"1299 Yes Dead 60.0 1\n",
"1300 No Dead 71.0 1\n",
"1301 No Alive 20.5 0\n",
"1302 No Alive 44.4 0\n",
"1303 Yes Alive 31.2 0\n",
"1304 Yes Alive 47.8 0\n",
"1305 Yes Alive 60.9 0\n",
"1306 No Dead 61.4 1\n",
"1307 Yes Alive 43.0 0\n",
"1308 No Alive 42.1 0\n",
"1309 Yes Alive 35.9 0\n",
"1310 No Alive 22.3 0\n",
"1311 Yes Dead 62.1 1\n",
"1312 No Dead 88.6 1\n",
"1313 No Alive 39.1 0\n",
"\n",
"[1314 rows x 4 columns]"
]
},
"execution_count": 23,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"raw_data[\"Death\"] = raw_data[\"Status\"].apply(lambda x: 1 if x == \"Dead\" else 0) #Usage d'apply pour appliquer la fonction\n",
"raw_data #anonyme lambda sur chaque ligne de la DataFrame"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"Création de nouveaux DataFrame contenant les mêmes valeurs que *fumeuses* et *nonFumeuses*"